51376867577136 has 120 divisors (see below), whose sum is σ = 153952329389040. Its totient is φ = 15937129156608.

The previous prime is 51376867577081. The next prime is 51376867577137. The reversal of 51376867577136 is 63177576867315.

51376867577136 is a `hidden beast` number, since 5 + 1 + 37 + 6 + 8 + 6 + 7 + 577 + 13 + 6 = 666.

51376867577136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (51376867577137) 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 23 ways as a sum of consecutive naturals, for example, 117688210 + ... + 118123953.

It is an arithmetic number, because the mean of its divisors is an integer number (1282936078242).

Almost surely, 2^{51376867577136} is an apocalyptic number.

It is an amenable number.

51376867577136 is an abundant number, since it is smaller than the sum of its proper divisors (102575461811904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51376867577136 is a wasteful number, since it uses less digits than its factorization.

51376867577136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235812283 (or 235812274 counting only the distinct ones).

The product of its digits is 933508800, while the sum is 72.

The spelling of 51376867577136 in words is "fifty-one trillion, three hundred seventy-six billion, eight hundred sixty-seven million, five hundred seventy-seven thousand, one hundred thirty-six".