51110505515106 has 24 divisors (see below), whose sum is σ = 117253512653004. Its totient is φ = 16034668396800.

The previous prime is 51110505514963. The next prime is 51110505515171. The reversal of 51110505515106 is 60151550501115.

51110505515106 is a `hidden beast` number, since 5 + 1 + 1 + 1 + 0 + 50 + 551 + 51 + 0 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39382339536225 + 11728165978881 = 6275535^2 + 3424641^2 .

It is a super-2 number, since 2×51110505515106² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83513897595 + ... + 83513898206.

Almost surely, 2^{51110505515106} is an apocalyptic number.

51110505515106 is an abundant number, since it is smaller than the sum of its proper divisors (66143007137898).

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

51110505515106 is a wasteful number, since it uses less digits than its factorization.

51110505515106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167027795826 (or 167027795823 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 36.

The spelling of 51110505515106 in words is "fifty-one trillion, one hundred ten billion, five hundred five million, five hundred fifteen thousand, one hundred six".