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56861425467 = 3471112017591
BaseRepresentation
bin110100111101001101…
…000111111100111011
312102202202210200220000
4310331031013330323
51412423011103332
642042145404043
74052036066430
oct647515077473
9172682720800
1056861425467
1122129879610
12b02a939623
1354924473b2
142a75ad7b87
15172be39b7c
hexd3d347f3b

56861425467 has 80 divisors (see below), whose sum is σ = 106002783744. Its totient is φ = 29509920000.

The previous prime is 56861425451. The next prime is 56861425487. The reversal of 56861425467 is 76452416865.

56861425467 is a `hidden beast` number, since 5 + 6 + 86 + 14 + 2 + 546 + 7 = 666.

It is not a de Polignac number, because 56861425467 - 24 = 56861425451 is a prime.

It is a super-2 number, since 2×568614254672 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56861425487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7486842 + ... + 7494432.

Almost surely, 256861425467 is an apocalyptic number.

56861425467 is a deficient number, since it is larger than the sum of its proper divisors (49141358277).

56861425467 is a wasteful number, since it uses less digits than its factorization.

56861425467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8822 (or 8813 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 54.

The spelling of 56861425467 in words is "fifty-six billion, eight hundred sixty-one million, four hundred twenty-five thousand, four hundred sixty-seven".

Divisors: 1 3 7 9 11 21 27 33 63 77 81 99 189 231 297 567 693 891 1201 2079 3603 6237 7591 8407 10809 13211 22773 25221 32427 39633 53137 68319 75663 83501 92477 97281 118899 159411 204957 226989 250503 277431 356697 478233 584507 614871 680967 751509 832293 1070091 1434699 1753521 2254527 2496879 4304097 5260563 6763581 7490637 9116791 15781689 27350373 47345067 63817537 82051119 100284701 191452611 246153357 300854103 574357833 701992907 738460071 902562309 1723073499 2105978721 2707686927 5169220497 6317936163 8123060781 18953808489 56861425467