52865163122 has 18 divisors (see below), whose sum is σ = 79694299503. Its totient is φ = 26301053532.

The previous prime is 52865163107. The next prime is 52865163149. The reversal of 52865163122 is 22136156825.

52865163122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 26432581561 + 26432581561 = 162581^2 + 162581^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=162581.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52865163122.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 119334233 + ... + 119334675.

Almost surely, 2^52865163122 is an apocalyptic number.

52865163122 is a deficient number, since it is larger than the sum of its proper divisors (26829136381).

52865163122 is an frugal number, since it uses more digits than its factorization.

52865163122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622 (or 812 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The spelling of 52865163122 in words is "fifty-two billion, eight hundred sixty-five million, one hundred sixty-three thousand, one hundred twenty-two".