51574368117 has 32 divisors (see below), whose sum is σ = 71074713600. Its totient is φ = 33241008960.

The previous prime is 51574368101. The next prime is 51574368143. The reversal of 51574368117 is 71186347515.

It is not a de Polignac number, because 51574368117 - 2⁴ = 51574368101 is a prime.

It is a super-2 number, since 2×51574368117² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51574368217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12580134 + ... + 12584232.

It is an arithmetic number, because the mean of its divisors is an integer number (2221084800).

Almost surely, 2^51574368117 is an apocalyptic number.

It is an amenable number.

51574368117 is a deficient number, since it is larger than the sum of its proper divisors (19500345483).

51574368117 is a wasteful number, since it uses less digits than its factorization.

51574368117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4833.

The product of its digits is 705600, while the sum is 48.

The spelling of 51574368117 in words is "fifty-one billion, five hundred seventy-four million, three hundred sixty-eight thousand, one hundred seventeen".