157251117300056 has 24 divisors (see below), whose sum is σ = 319270944520980. Its totient is φ = 72577438753248.

The previous prime is 157251117300037. The next prime is 157251117300139. The reversal of 157251117300056 is 650003711152751.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 58154997650 + ... + 58155000353.

Almost surely, 2^{157251117300056} is an apocalyptic number.

It is an amenable number.

157251117300056 is an abundant number, since it is smaller than the sum of its proper divisors (162019827220924).

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

157251117300056 is a wasteful number, since it uses less digits than its factorization.

157251117300056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116309998035 (or 116309998018 counting only the distinct ones).

The product of its (nonzero) digits is 220500, while the sum is 44.

The spelling of 157251117300056 in words is "one hundred fifty-seven trillion, two hundred fifty-one billion, one hundred seventeen million, three hundred thousand, fifty-six".