157538674404 has 18 divisors (see below), whose sum is σ = 398222760390. Its totient is φ = 52512891456.

The previous prime is 157538674361. The next prime is 157538674421. The reversal of 157538674404 is 404476835751.

157538674404 is a `hidden beast` number, since 1 + 5 + 7 + 538 + 67 + 4 + 40 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 143860904100 + 13677770304 = 379290^2 + 116952^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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 5 ways as a sum of consecutive naturals, for example, 2188037109 + ... + 2188037180.

Almost surely, 2^157538674404 is an apocalyptic number.

It is an amenable number.

157538674404 is an abundant number, since it is smaller than the sum of its proper divisors (240684085986).

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

157538674404 is a wasteful number, since it uses less digits than its factorization.

157538674404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4376074299 (or 4376074294 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 54.

The spelling of 157538674404 in words is "one hundred fifty-seven billion, five hundred thirty-eight million, six hundred seventy-four thousand, four hundred four".