52012972137 has 16 divisors (see below), whose sum is σ = 79261194240. Its totient is φ = 29720448912.

The previous prime is 52012972103. The next prime is 52012972153. The reversal of 52012972137 is 73127921025.

52012972137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52012972137 - 2⁶ = 52012972073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52012972095 and 52012972104.

It is not an unprimeable number, because it can be changed into a prime (52012972177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 738688 + ... + 806030.

It is an arithmetic number, because the mean of its divisors is an integer number (4953824640).

Almost surely, 2^52012972137 is an apocalyptic number.

It is an amenable number.

52012972137 is a deficient number, since it is larger than the sum of its proper divisors (27248222103).

52012972137 is a wasteful number, since it uses less digits than its factorization.

52012972137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104132.

The product of its (nonzero) digits is 52920, while the sum is 39.

The spelling of 52012972137 in words is "fifty-two billion, twelve million, nine hundred seventy-two thousand, one hundred thirty-seven".