52516766720 has 88 divisors (see below), whose sum is σ = 137431453248. Its totient is φ = 19096985600.

The previous prime is 52516766717. The next prime is 52516766737. The reversal of 52516766720 is 2766761525.

It is a tau number, because it is divible by the number of its divisors (88).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409916 + ... + 522555.

Almost surely, 2^52516766720 is an apocalyptic number.

It is an amenable number.

52516766720 is an abundant number, since it is smaller than the sum of its proper divisors (84914686528).

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

52516766720 is a wasteful number, since it uses less digits than its factorization.

52516766720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932507 (or 932489 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 52516766720 in words is "fifty-two billion, five hundred sixteen million, seven hundred sixty-six thousand, seven hundred twenty".