51000500952 has 48 divisors (see below), whose sum is σ = 138172638240. Its totient is φ = 16994470848.

The previous prime is 51000500933. The next prime is 51000500983. The reversal of 51000500952 is 25900500015.

51000500952 is a `hidden beast` number, since 5 + 100 + 0 + 500 + 9 + 52 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100498 + ... + 334814.

It is an arithmetic number, because the mean of its divisors is an integer number (2878596630).

Almost surely, 2^51000500952 is an apocalyptic number.

It is an amenable number.

51000500952 is an abundant number, since it is smaller than the sum of its proper divisors (87172137288).

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

51000500952 is a wasteful number, since it uses less digits than its factorization.

51000500952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237352 (or 237345 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The spelling of 51000500952 in words is "fifty-one billion, five hundred thousand, nine hundred fifty-two".