51429167136 has 96 divisors (see below), whose sum is σ = 150048702720. Its totient is φ = 17137688832.

The previous prime is 51429167113. The next prime is 51429167177. The reversal of 51429167136 is 63176192415.

51429167136 is a `hidden beast` number, since 51 + 429 + 167 + 13 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 51429167091 and 51429167100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3529081 + ... + 3543623.

It is an arithmetic number, because the mean of its divisors is an integer number (1563007320).

Almost surely, 2^51429167136 is an apocalyptic number.

It is an amenable number.

51429167136 is an abundant number, since it is smaller than the sum of its proper divisors (98619535584).

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

51429167136 is a wasteful number, since it uses less digits than its factorization.

51429167136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18655 (or 18641 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The spelling of 51429167136 in words is "fifty-one billion, four hundred twenty-nine million, one hundred sixty-seven thousand, one hundred thirty-six".