52072615565 has 16 divisors (see below), whose sum is σ = 63295795200. Its totient is φ = 41122287360.

The previous prime is 52072615559. The next prime is 52072615579. The reversal of 52072615565 is 56551627025.

It is a happy number.

52072615565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52072615565 - 2⁶ = 52072615501 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79676 + ... + 332405.

It is an arithmetic number, because the mean of its divisors is an integer number (3955987200).

Almost surely, 2^52072615565 is an apocalyptic number.

It is an amenable number.

52072615565 is a deficient number, since it is larger than the sum of its proper divisors (11223179635).

52072615565 is a wasteful number, since it uses less digits than its factorization.

52072615565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412412.

The product of its (nonzero) digits is 630000, while the sum is 44.

The spelling of 52072615565 in words is "fifty-two billion, seventy-two million, six hundred fifteen thousand, five hundred sixty-five".