157399997584 has 20 divisors (see below), whose sum is σ = 304979877360. Its totient is φ = 78695513120.

The previous prime is 157399997563. The next prime is 157399997609. The reversal of 157399997584 is 485799993751.

It is a self number, because there is not a number n which added to its sum of digits gives 157399997584.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18807 + ... + 561385.

It is an arithmetic number, because the mean of its divisors is an integer number (15248993868).

Almost surely, 2^157399997584 is an apocalyptic number.

It is an amenable number.

157399997584 is a deficient number, since it is larger than the sum of its proper divisors (147579879776).

157399997584 is a wasteful number, since it uses less digits than its factorization.

157399997584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560718 (or 560712 counting only the distinct ones).

The product of its digits is 771573600, while the sum is 76.

The spelling of 157399997584 in words is "one hundred fifty-seven billion, three hundred ninety-nine million, nine hundred ninety-seven thousand, five hundred eighty-four".