137655935999 has 12 divisors (see below), whose sum is σ = 139478018232. Its totient is φ = 135857288400.

The previous prime is 137655935981. The next prime is 137655936013. The reversal of 137655935999 is 999539556731.

It is not a de Polignac number, because 137655935999 - 2⁸ = 137655935743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137655935909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7023884 + ... + 7043454.

It is an arithmetic number, because the mean of its divisors is an integer number (11623168186).

Almost surely, 2^137655935999 is an apocalyptic number.

137655935999 is a deficient number, since it is larger than the sum of its proper divisors (1822082233).

137655935999 is an equidigital number, since it uses as much as digits as its factorization.

137655935999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20758 (or 20675 counting only the distinct ones).

The product of its digits is 310007250, while the sum is 71.

The spelling of 137655935999 in words is "one hundred thirty-seven billion, six hundred fifty-five million, nine hundred thirty-five thousand, nine hundred ninety-nine".