51596855869515 has 256 divisors, whose sum is σ = 101566931927040. Its totient is φ = 22063104000000.

The previous prime is 51596855869487. The next prime is 51596855869561.

51596855869515 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 51596855869515 - 2¹¹ = 51596855867467 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1206894390 + ... + 1206937140.

It is an arithmetic number, because the mean of its divisors is an integer number (396745827840).

Almost surely, 2^{51596855869515} is an apocalyptic number.

51596855869515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51596855869515 is a deficient number, since it is larger than the sum of its proper divisors (49970076057525).

51596855869515 is a wasteful number, since it uses less digits than its factorization.

51596855869515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43254.

The product of its digits is 2916000000, while the sum is 78.

The spelling of 51596855869515 in words is "fifty-one trillion, five hundred ninety-six billion, eight hundred fifty-five million, eight hundred sixty-nine thousand, five hundred fifteen".