137693762856 has 48 divisors (see below), whose sum is σ = 401606811060. Its totient is φ = 42367311360.

The previous prime is 137693762849. The next prime is 137693762993. The reversal of 137693762856 is 658267396731.

137693762856 is a `hidden beast` number, since 137 + 69 + 376 + 28 + 56 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 132882120900 + 4811641956 = 364530^2 + 69366^2 .

It is a junction number, because it is equal to n+sod(n) for n = 137693762793 and 137693762802.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73553425 + ... + 73555296.

Almost surely, 2^137693762856 is an apocalyptic number.

It is an amenable number.

137693762856 is an abundant number, since it is smaller than the sum of its proper divisors (263913048204).

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

137693762856 is a wasteful number, since it uses less digits than its factorization.

137693762856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147108746 (or 147108739 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 63.

The spelling of 137693762856 in words is "one hundred thirty-seven billion, six hundred ninety-three million, seven hundred sixty-two thousand, eight hundred fifty-six".