52004800642 has 4 divisors (see below), whose sum is σ = 78007200966. Its totient is φ = 26002400320.

The previous prime is 52004800637. The next prime is 52004800669. The reversal of 52004800642 is 24600840025.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32511335481 + 19493465161 = 180309^2 + 139619^2 .

It is a super-2 number, since 2×52004800642² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13001200159 + ... + 13001200162.

Almost surely, 2^52004800642 is an apocalyptic number.

52004800642 is a deficient number, since it is larger than the sum of its proper divisors (26002400324).

52004800642 is a wasteful number, since it uses less digits than its factorization.

52004800642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26002400323.

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 52004800642 in words is "fifty-two billion, four million, eight hundred thousand, six hundred forty-two".