52816852686 has 32 divisors (see below), whose sum is σ = 113813618688. Its totient is φ = 16243590240.

The previous prime is 52816852667. The next prime is 52816852703. The reversal of 52816852686 is 68625861825.

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, 4275 + ... + 325041.

It is an arithmetic number, because the mean of its divisors is an integer number (3556675584).

Almost surely, 2^52816852686 is an apocalyptic number.

52816852686 is an abundant number, since it is smaller than the sum of its proper divisors (60996766002).

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

52816852686 is a wasteful number, since it uses less digits than its factorization.

52816852686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322896.

The product of its digits is 11059200, while the sum is 57.

The spelling of 52816852686 in words is "fifty-two billion, eight hundred sixteen million, eight hundred fifty-two thousand, six hundred eighty-six".