51362345331 has 12 divisors (see below), whose sum is σ = 80934604920. Its totient is φ = 31128694080.

The previous prime is 51362345329. The next prime is 51362345347. The reversal of 51362345331 is 13354326315.

51362345331 is a `hidden beast` number, since 513 + 62 + 3 + 4 + 53 + 31 = 666.

It is not a de Polignac number, because 51362345331 - 2¹ = 51362345329 is a prime.

It is a super-2 number, since 2×51362345331² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51362345311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 259405686 + ... + 259405883.

It is an arithmetic number, because the mean of its divisors is an integer number (6744550410).

Almost surely, 2^51362345331 is an apocalyptic number.

51362345331 is a deficient number, since it is larger than the sum of its proper divisors (29572259589).

51362345331 is a wasteful number, since it uses less digits than its factorization.

51362345331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518811586 (or 518811583 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

It can be divided in two parts, 51362 and 345331, that added together give a palindrome (396693).

The spelling of 51362345331 in words is "fifty-one billion, three hundred sixty-two million, three hundred forty-five thousand, three hundred thirty-one".