52601688361278 has 48 divisors (see below), whose sum is σ = 130252601232000. Its totient is φ = 15028961339088.

The previous prime is 52601688361247. The next prime is 52601688361309. The reversal of 52601688361278 is 87216388610625.

52601688361278 is a `hidden beast` number, since 5 + 2 + 6 + 0 + 1 + 6 + 8 + 8 + 3 + 612 + 7 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (52601688361247) and next prime (52601688361309).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20770473 + ... + 23164971.

It is an arithmetic number, because the mean of its divisors is an integer number (2713595859000).

Almost surely, 2^{52601688361278} is an apocalyptic number.

52601688361278 is an abundant number, since it is smaller than the sum of its proper divisors (77650912870722).

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

52601688361278 is a wasteful number, since it uses less digits than its factorization.

52601688361278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568861 (or 2568858 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 63.

The spelling of 52601688361278 in words is "fifty-two trillion, six hundred one billion, six hundred eighty-eight million, three hundred sixty-one thousand, two hundred seventy-eight".