51164760005 has 32 divisors (see below), whose sum is σ = 66575333376. Its totient is φ = 37600579584.

The previous prime is 51164759969. The next prime is 51164760007. The reversal of 51164760005 is 50006746115.

It is a cyclic number.

It is not a de Polignac number, because 51164760005 - 2²⁰ = 51163711429 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 (51164760007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1448717 + ... + 1483613.

It is an arithmetic number, because the mean of its divisors is an integer number (2080479168).

Almost surely, 2^51164760005 is an apocalyptic number.

It is an amenable number.

51164760005 is a deficient number, since it is larger than the sum of its proper divisors (15410573371).

51164760005 is a wasteful number, since it uses less digits than its factorization.

51164760005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35333.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 51164760005 in words is "fifty-one billion, one hundred sixty-four million, seven hundred sixty thousand, five".