51360750404139 has 16 divisors (see below), whose sum is σ = 74817551343744. Its totient is φ = 31081475308800.

The previous prime is 51360750404113. The next prime is 51360750404141. The reversal of 51360750404139 is 93140405706315.

It is not a de Polignac number, because 51360750404139 - 2⁵ = 51360750404107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51360750404189) 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, 1156282677 + ... + 1156327094.

It is an arithmetic number, because the mean of its divisors is an integer number (4676096958984).

Almost surely, 2^{51360750404139} is an apocalyptic number.

51360750404139 is a deficient number, since it is larger than the sum of its proper divisors (23456800939605).

51360750404139 is a wasteful number, since it uses less digits than its factorization.

51360750404139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312610458.

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 51360750404139 in words is "fifty-one trillion, three hundred sixty billion, seven hundred fifty million, four hundred four thousand, one hundred thirty-nine".