51362431105 has 8 divisors (see below), whose sum is σ = 61695290664. Its totient is φ = 41049696000.

The previous prime is 51362431073. The next prime is 51362431111. The reversal of 51362431105 is 50113426315.

It can be written as a sum of positive squares in 4 ways, for example, as 17033382144 + 34329048961 = 130512^2 + 185281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51362431105 - 2⁵ = 51362431073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5025496 + ... + 5035705.

It is an arithmetic number, because the mean of its divisors is an integer number (7711911333).

Almost surely, 2^51362431105 is an apocalyptic number.

It is an amenable number.

51362431105 is a deficient number, since it is larger than the sum of its proper divisors (10332859559).

51362431105 is a wasteful number, since it uses less digits than its factorization.

51362431105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10062227.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 51362431105 in words is "fifty-one billion, three hundred sixty-two million, four hundred thirty-one thousand, one hundred five".