427115792331 has 24 divisors (see below), whose sum is σ = 639892731504. Its totient is φ = 274305009600.

The previous prime is 427115792287. The next prime is 427115792357. The reversal of 427115792331 is 133297511724.

427115792331 is a `hidden beast` number, since 4 + 2 + 71 + 1 + 579 + 2 + 3 + 3 + 1 = 666.

It is not a de Polignac number, because 427115792331 - 2⁶ = 427115792267 is a prime.

It is a super-2 number, since 2×427115792331² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (427115792381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6316021 + ... + 6383286.

It is an arithmetic number, because the mean of its divisors is an integer number (26662197146).

Almost surely, 2^427115792331 is an apocalyptic number.

427115792331 is a deficient number, since it is larger than the sum of its proper divisors (212776939173).

427115792331 is a wasteful number, since it uses less digits than its factorization.

427115792331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12699451 (or 12699448 counting only the distinct ones).

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

The spelling of 427115792331 in words is "four hundred twenty-seven billion, one hundred fifteen million, seven hundred ninety-two thousand, three hundred thirty-one".