52123640502 has 8 divisors (see below), whose sum is σ = 104247281016. Its totient is φ = 17374546832.

The previous prime is 52123640479. The next prime is 52123640507. The reversal of 52123640502 is 20504632125.

52123640502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

52123640502 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 52123640502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52123640507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4343636703 + ... + 4343636714.

It is an arithmetic number, because the mean of its divisors is an integer number (13030910127).

Almost surely, 2^52123640502 is an apocalyptic number.

52123640502 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52123640502 is a wasteful number, since it uses less digits than its factorization.

52123640502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8687273422.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 52123640502 in words is "fifty-two billion, one hundred twenty-three million, six hundred forty thousand, five hundred two".