52746638015 has 4 divisors (see below), whose sum is σ = 63295965624. Its totient is φ = 42197310408.

The previous prime is 52746637997. The next prime is 52746638039. The reversal of 52746638015 is 51083664725.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52746638015 - 2²⁰ = 52745589439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5274663797 + ... + 5274663806.

It is an arithmetic number, because the mean of its divisors is an integer number (15823991406).

Almost surely, 2^52746638015 is an apocalyptic number.

52746638015 is a deficient number, since it is larger than the sum of its proper divisors (10549327609).

52746638015 is a wasteful number, since it uses less digits than its factorization.

52746638015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10549327608.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 52746638015 in words is "fifty-two billion, seven hundred forty-six million, six hundred thirty-eight thousand, fifteen".