51334564104 has 32 divisors (see below), whose sum is σ = 142596012000. Its totient is φ = 17111521296.

The previous prime is 51334564081. The next prime is 51334564121. The reversal of 51334564104 is 40146543315.

51334564104 is a `hidden beast` number, since 5 + 1 + 3 + 3 + 4 + 5 + 641 + 0 + 4 = 666.

51334564104 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 (36).

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, 118829794 + ... + 118830225.

It is an arithmetic number, because the mean of its divisors is an integer number (4456125375).

Almost surely, 2^51334564104 is an apocalyptic number.

51334564104 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

51334564104 is an abundant number, since it is smaller than the sum of its proper divisors (91261447896).

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

51334564104 is a wasteful number, since it uses less digits than its factorization.

51334564104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237660034 (or 237660024 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 51334564104 in words is "fifty-one billion, three hundred thirty-four million, five hundred sixty-four thousand, one hundred four".