137023926129 has 20 divisors (see below), whose sum is σ = 204738504960. Its totient is φ = 91327665240.

The previous prime is 137023926121. The next prime is 137023926199. The reversal of 137023926129 is 921629320731.

137023926129 is a `hidden beast` number, since 1 + 3 + 7 + 0 + 23 + 9 + 2 + 612 + 9 = 666.

It is not a de Polignac number, because 137023926129 - 2³ = 137023926121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137023926121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 147912 + ... + 543990.

It is an arithmetic number, because the mean of its divisors is an integer number (10236925248).

Almost surely, 2^137023926129 is an apocalyptic number.

It is an amenable number.

137023926129 is a deficient number, since it is larger than the sum of its proper divisors (67714578831).

137023926129 is an equidigital number, since it uses as much as digits as its factorization.

137023926129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400362 (or 400353 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 137023926129 in words is "one hundred thirty-seven billion, twenty-three million, nine hundred twenty-six thousand, one hundred twenty-nine".