51777863304 has 32 divisors (see below), whose sum is σ = 135072688320. Its totient is φ = 16508883776.

The previous prime is 51777863261. The next prime is 51777863309. The reversal of 51777863304 is 40336877715.

It is not an unprimeable number, because it can be changed into a prime (51777863309) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 46899687 + ... + 46900790.

It is an arithmetic number, because the mean of its divisors is an integer number (4221021510).

Almost surely, 2^51777863304 is an apocalyptic number.

It is an amenable number.

51777863304 is an abundant number, since it is smaller than the sum of its proper divisors (83294825016).

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

51777863304 is a wasteful number, since it uses less digits than its factorization.

51777863304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93800509 (or 93800505 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 51.

The spelling of 51777863304 in words is "fifty-one billion, seven hundred seventy-seven million, eight hundred sixty-three thousand, three hundred four".