138562792707 has 6 divisors (see below), whose sum is σ = 184751249932. Its totient is φ = 92374765312.

The previous prime is 138562792699. The next prime is 138562792783. The reversal of 138562792707 is 707297265831.

It is not a de Polignac number, because 138562792707 - 2³ = 138562792699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (138562792807) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 537283 + ... + 752195.

Almost surely, 2^138562792707 is an apocalyptic number.

138562792707 is a deficient number, since it is larger than the sum of its proper divisors (46188457225).

138562792707 is an frugal number, since it uses more digits than its factorization.

138562792707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429829 (or 214916 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 57.

The spelling of 138562792707 in words is "one hundred thirty-eight billion, five hundred sixty-two million, seven hundred ninety-two thousand, seven hundred seven".