52416640215 has 20 divisors (see below), whose sum is σ = 93961681704. Its totient is φ = 27955541232.

The previous prime is 52416640207. The next prime is 52416640231. The reversal of 52416640215 is 51204661425.

52416640215 is a `hidden beast` number, since 5 + 2 + 4 + 1 + 6 + 640 + 2 + 1 + 5 = 666.

52416640215 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 52416640215 - 2³ = 52416640207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52416640215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 64711497 + ... + 64712306.

Almost surely, 2^52416640215 is an apocalyptic number.

52416640215 is a deficient number, since it is larger than the sum of its proper divisors (41545041489).

52416640215 is a wasteful number, since it uses less digits than its factorization.

52416640215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129423820 (or 129423811 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 52416640215 in words is "fifty-two billion, four hundred sixteen million, six hundred forty thousand, two hundred fifteen".