52322218078 has 16 divisors (see below), whose sum is σ = 89492301360. Its totient is φ = 22728203136.

The previous prime is 52322218057. The next prime is 52322218133. The reversal of 52322218078 is 87081222325.

52322218078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52322218078² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52322218078.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59187588 + ... + 59188471.

It is an arithmetic number, because the mean of its divisors is an integer number (5593268835).

Almost surely, 2^52322218078 is an apocalyptic number.

52322218078 is a deficient number, since it is larger than the sum of its proper divisors (37170083282).

52322218078 is a wasteful number, since it uses less digits than its factorization.

52322218078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118376091.

The product of its (nonzero) digits is 107520, while the sum is 40.

It can be divided in two parts, 52322 and 218078, that added together give a square (270400 = 520²).

The spelling of 52322218078 in words is "fifty-two billion, three hundred twenty-two million, two hundred eighteen thousand, seventy-eight".