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12769416493056 = 21132692785183
BaseRepresentation
bin1011100111010001110010…
…0010001011100000000000
31200012202002120221201100200
42321310130202023200000
53133203231110234211
643054104451445200
72455363021211166
oct271643442134000
950182076851320
1012769416493056
11408352a792123
12152296b8b6800
137181c6431692
14322086207236
15172266277b56
hexb9d1c88b800

12769416493056 has 72 divisors (see below), whose sum is σ = 36880419270240. Its totient is φ = 4256472158208.

The previous prime is 12769416493039. The next prime is 12769416493091. The reversal of 12769416493056 is 65039461496721.

It is a happy number.

12769416493056 is a `hidden beast` number, since 1 + 2 + 7 + 6 + 94 + 1 + 6 + 493 + 0 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-3 number, since 3×127694164930563 (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12769416492984 and 12769416493002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 346374160 + ... + 346411023.

It is an arithmetic number, because the mean of its divisors is an integer number (512228045420).

Almost surely, 212769416493056 is an apocalyptic number.

12769416493056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12769416493056 is an abundant number, since it is smaller than the sum of its proper divisors (24111002777184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12769416493056 is an equidigital number, since it uses as much as digits as its factorization.

12769416493056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692785211 (or 692785188 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 63.

The spelling of 12769416493056 in words is "twelve trillion, seven hundred sixty-nine billion, four hundred sixteen million, four hundred ninety-three thousand, fifty-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1024 1152 1536 2048 2304 3072 4608 6144 9216 18432 692785183 1385570366 2078355549 2771140732 4156711098 5542281464 6235066647 8313422196 11084562928 12470133294 16626844392 22169125856 24940266588 33253688784 44338251712 49880533176 66507377568 88676503424 99761066352 133014755136 177353006848 199522132704 266029510272 354706013696 399044265408 532059020544 709412027392 798088530816 1064118041088 1418824054784 1596177061632 2128236082176 3192354123264 4256472164352 6384708246528 12769416493056