137294020672 has 56 divisors (see below), whose sum is σ = 292883783040. Its totient is φ = 63650280960.

The previous prime is 137294020651. The next prime is 137294020679. The reversal of 137294020672 is 276020492731.

It is a super-2 number, since 2×137294020672² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (137294020679) 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, 1143979 + ... + 1258282.

Almost surely, 2^137294020672 is an apocalyptic number.

It is an amenable number.

137294020672 is an abundant number, since it is smaller than the sum of its proper divisors (155589762368).

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

137294020672 is a wasteful number, since it uses less digits than its factorization.

137294020672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402339 (or 2402329 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 137294020672 in words is "one hundred thirty-seven billion, two hundred ninety-four million, twenty thousand, six hundred seventy-two".