76937336128 has 14 divisors (see below), whose sum is σ = 152672526506. Its totient is φ = 38468668032.

The previous prime is 76937336123. The next prime is 76937336141. The reversal of 76937336128 is 82163373967.

It can be written as a sum of positive squares in only one way, i.e., 67658252544 + 9279083584 = 260112^2 + 96328^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76937336123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601072875 + ... + 601073002.

Almost surely, 2^76937336128 is an apocalyptic number.

It is an amenable number.

76937336128 is a deficient number, since it is larger than the sum of its proper divisors (75735190378).

76937336128 is a wasteful number, since it uses less digits than its factorization.

76937336128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202145889 (or 1202145879 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 55.

The spelling of 76937336128 in words is "seventy-six billion, nine hundred thirty-seven million, three hundred thirty-six thousand, one hundred twenty-eight".