50979787392 has 32 divisors (see below), whose sum is σ = 135415061280. Its totient is φ = 16993262336.

The previous prime is 50979787379. The next prime is 50979787427. The reversal of 50979787392 is 29378797905.

It is a tau number, because it is divible by the number of its divisors (32).

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 3 ways as a sum of consecutive naturals, for example, 66379548 + ... + 66380315.

It is an arithmetic number, because the mean of its divisors is an integer number (4231720665).

Almost surely, 2^50979787392 is an apocalyptic number.

It is an amenable number.

50979787392 is an abundant number, since it is smaller than the sum of its proper divisors (84435273888).

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

50979787392 is a wasteful number, since it uses less digits than its factorization.

50979787392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132759880 (or 132759868 counting only the distinct ones).

The product of its (nonzero) digits is 60011280, while the sum is 66.

The spelling of 50979787392 in words is "fifty billion, nine hundred seventy-nine million, seven hundred eighty-seven thousand, three hundred ninety-two".