157951577376 has 72 divisors (see below), whose sum is σ = 451038792204. Its totient is φ = 52432035840.

The previous prime is 157951577359. The next prime is 157951577417. The reversal of 157951577376 is 673775159751.

157951577376 is a `hidden beast` number, since 1 + 5 + 7 + 9 + 51 + 577 + 3 + 7 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 139968767376 + 17982810000 = 374124^2 + 134100^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1068441 + ... + 1207256.

Almost surely, 2^157951577376 is an apocalyptic number.

157951577376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

157951577376 is an abundant number, since it is smaller than the sum of its proper divisors (293087214828).

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

157951577376 is a wasteful number, since it uses less digits than its factorization.

157951577376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275954 (or 2275943 counting only the distinct ones).

The product of its digits is 48620250, while the sum is 63.

The spelling of 157951577376 in words is "one hundred fifty-seven billion, nine hundred fifty-one million, five hundred seventy-seven thousand, three hundred seventy-six".