51150946632 has 32 divisors (see below), whose sum is σ = 128386853280. Its totient is φ = 16982384000.

The previous prime is 51150946619. The next prime is 51150946661. The reversal of 51150946632 is 23664905115.

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, 4239573 + ... + 4251620.

It is an arithmetic number, because the mean of its divisors is an integer number (4012089165).

Almost surely, 2^51150946632 is an apocalyptic number.

It is an amenable number.

51150946632 is an abundant number, since it is smaller than the sum of its proper divisors (77235906648).

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

51150946632 is a wasteful number, since it uses less digits than its factorization.

51150946632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8491453 (or 8491449 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 51150946632 in words is "fifty-one billion, one hundred fifty million, nine hundred forty-six thousand, six hundred thirty-two".