157486768634 has 32 divisors (see below), whose sum is σ = 256732023744. Its totient is φ = 72020793600.

The previous prime is 157486768591. The next prime is 157486768657. The reversal of 157486768634 is 436867684751.

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, 13071017 + ... + 13083059.

It is an arithmetic number, because the mean of its divisors is an integer number (8022875742).

Almost surely, 2^157486768634 is an apocalyptic number.

157486768634 is a deficient number, since it is larger than the sum of its proper divisors (99245255110).

157486768634 is a wasteful number, since it uses less digits than its factorization.

157486768634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16622.

The product of its digits is 162570240, while the sum is 65.

The spelling of 157486768634 in words is "one hundred fifty-seven billion, four hundred eighty-six million, seven hundred sixty-eight thousand, six hundred thirty-four".