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13879033384068 = 2233128509568371
BaseRepresentation
bin1100100111110111011011…
…0110101100110010000100
31211010211012200220011111000
43021331312312230302010
53304343230021242233
645303535004413300
72631504246155646
oct311756666546204
954124180804430
1013879033384068
114471079579726
121681a24247230
13798a3071aab8
1435da6a9c8896
1519105b15cd13
hexc9f76dacc84

13879033384068 has 24 divisors (see below), whose sum is σ = 35982679144160. Its totient is φ = 4626344461320.

The previous prime is 13879033384063. The next prime is 13879033384079. The reversal of 13879033384068 is 86048333097831.

13879033384068 is a `hidden beast` number, since 1 + 3 + 87 + 90 + 33 + 38 + 406 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 13879033383996 and 13879033384014.

It is not an unprimeable number, because it can be changed into a prime (13879033384063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64254784078 + ... + 64254784293.

Almost surely, 213879033384068 is an apocalyptic number.

13879033384068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

13879033384068 is an abundant number, since it is smaller than the sum of its proper divisors (22103645760092).

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

13879033384068 is a wasteful number, since it uses less digits than its factorization.

13879033384068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128509568384 (or 128509568376 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 13879033384068 in words is "thirteen trillion, eight hundred seventy-nine billion, thirty-three million, three hundred eighty-four thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 128509568371 257019136742 385528705113 514038273484 771057410226 1156586115339 1542114820452 2313172230678 3469758346017 4626344461356 6939516692034 13879033384068