51610414236 has 12 divisors (see below), whose sum is σ = 120424299912. Its totient is φ = 17203471408.

The previous prime is 51610414211. The next prime is 51610414241. The reversal of 51610414236 is 63241401615.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×51610414236² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51610414197 and 51610414206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2150433915 + ... + 2150433938.

It is an arithmetic number, because the mean of its divisors is an integer number (10035358326).

Almost surely, 2^51610414236 is an apocalyptic number.

It is an amenable number.

51610414236 is an abundant number, since it is smaller than the sum of its proper divisors (68813885676).

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

51610414236 is a wasteful number, since it uses less digits than its factorization.

51610414236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300867860 (or 4300867858 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 51610414236 in words is "fifty-one billion, six hundred ten million, four hundred fourteen thousand, two hundred thirty-six".