158768857936 has 40 divisors (see below), whose sum is σ = 331941428000. Its totient is φ = 73131037056.

The previous prime is 158768857931. The next prime is 158768857957. The reversal of 158768857936 is 639758867851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158768857931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661050 + ... + 868633.

It is an arithmetic number, because the mean of its divisors is an integer number (8298535700).

Almost surely, 2^158768857936 is an apocalyptic number.

158768857936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

158768857936 is an abundant number, since it is smaller than the sum of its proper divisors (173172570064).

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

158768857936 is a wasteful number, since it uses less digits than its factorization.

158768857936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530203 (or 1530197 counting only the distinct ones).

The product of its digits is 609638400, while the sum is 73.

The spelling of 158768857936 in words is "one hundred fifty-eight billion, seven hundred sixty-eight million, eight hundred fifty-seven thousand, nine hundred thirty-six".