157859134402 has 32 divisors (see below), whose sum is σ = 249123216384. Its totient is φ = 74916878400.

The previous prime is 157859134379. The next prime is 157859134471. The reversal of 157859134402 is 204431958751.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12733627 + ... + 12746017.

It is an arithmetic number, because the mean of its divisors is an integer number (7785100512).

Almost surely, 2^157859134402 is an apocalyptic number.

157859134402 is a deficient number, since it is larger than the sum of its proper divisors (91264081982).

157859134402 is a wasteful number, since it uses less digits than its factorization.

157859134402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16354.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 157859134402 in words is "one hundred fifty-seven billion, eight hundred fifty-nine million, one hundred thirty-four thousand, four hundred two".