5591376731955 has 16 divisors (see below), whose sum is σ = 10224231738624. Its totient is φ = 2556057934560.

The previous prime is 5591376731951. The next prime is 5591376731957.

5591376731955 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5591376731955 - 2² = 5591376731951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5591376731951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26625603381 + ... + 26625603590.

It is an arithmetic number, because the mean of its divisors is an integer number (639014483664).

Almost surely, 2^{5591376731955} is an apocalyptic number.

5591376731955 is a deficient number, since it is larger than the sum of its proper divisors (4632855006669).

5591376731955 is a wasteful number, since it uses less digits than its factorization.

5591376731955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53251206986.

The product of its digits is 133953750, while the sum is 66.

The spelling of 5591376731955 in words is "five trillion, five hundred ninety-one billion, three hundred seventy-six million, seven hundred thirty-one thousand, nine hundred fifty-five".