157556053656 has 48 divisors (see below), whose sum is σ = 427214729760. Its totient is φ = 52457094720.

The previous prime is 157556053609. The next prime is 157556053693. The reversal of 157556053656 is 656350655751.

157556053656 is a `hidden beast` number, since 1 + 5 + 7 + 5 + 56 + 0 + 536 + 56 = 666.

It is a super-3 number, since 3×157556053656³ (a number of 35 digits) contains 333 as substring.

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 11 ways as a sum of consecutive naturals, for example, 1221280 + ... + 1344111.

It is an arithmetic number, because the mean of its divisors is an integer number (8900306870).

Almost surely, 2^157556053656 is an apocalyptic number.

It is an amenable number.

157556053656 is an abundant number, since it is smaller than the sum of its proper divisors (269658676104).

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

157556053656 is a wasteful number, since it uses less digits than its factorization.

157556053656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566256 (or 2566249 counting only the distinct ones).

The product of its (nonzero) digits is 14175000, while the sum is 54.

The spelling of 157556053656 in words is "one hundred fifty-seven billion, five hundred fifty-six million, fifty-three thousand, six hundred fifty-six".