104857642056 has 32 divisors (see below), whose sum is σ = 263240956800. Its totient is φ = 34806300480.

The previous prime is 104857642051. The next prime is 104857642103. The reversal of 104857642056 is 650246758401.

It is a junction number, because it is equal to n+sod(n) for n = 104857641996 and 104857642014.

It is not an unprimeable number, because it can be changed into a prime (104857642051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9134575 + ... + 9146046.

It is an arithmetic number, because the mean of its divisors is an integer number (8226279900).

Almost surely, 2^104857642056 is an apocalyptic number.

It is an amenable number.

104857642056 is an abundant number, since it is smaller than the sum of its proper divisors (158383314744).

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

104857642056 is a wasteful number, since it uses less digits than its factorization.

104857642056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18280869 (or 18280865 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 104857642056 in words is "one hundred four billion, eight hundred fifty-seven million, six hundred forty-two thousand, fifty-six".