51100647613173 has 48 divisors (see below), whose sum is σ = 74192138784192. Its totient is φ = 33892178112000.

The previous prime is 51100647613163. The next prime is 51100647613177. The reversal of 51100647613173 is 37131674600115.

51100647613173 is a `hidden beast` number, since 5 + 1 + 1 + 0 + 0 + 6 + 476 + 1 + 3 + 173 = 666.

It is not a de Polignac number, because 51100647613173 - 2¹⁸ = 51100647351029 is a prime.

It is a super-2 number, since 2×51100647613173² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51100647613177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4174542333 + ... + 4174554573.

It is an arithmetic number, because the mean of its divisors is an integer number (1545669558004).

Almost surely, 2^{51100647613173} is an apocalyptic number.

It is an amenable number.

51100647613173 is a deficient number, since it is larger than the sum of its proper divisors (23091491171019).

51100647613173 is a wasteful number, since it uses less digits than its factorization.

51100647613173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15506 (or 15503 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 51100647613173 in words is "fifty-one trillion, one hundred billion, six hundred forty-seven million, six hundred thirteen thousand, one hundred seventy-three".