52642622340 has 144 divisors (see below), whose sum is σ = 199084878720. Its totient is φ = 10938723840.

The previous prime is 52642622323. The next prime is 52642622353. The reversal of 52642622340 is 4322624625.

52642622340 is a `hidden beast` number, since 5 + 2 + 6 + 426 + 223 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52642622295 and 52642622304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1885225 + ... + 1912944.

It is an arithmetic number, because the mean of its divisors is an integer number (1382533880).

Almost surely, 2^52642622340 is an apocalyptic number.

It is an amenable number.

52642622340 is an abundant number, since it is smaller than the sum of its proper divisors (146442256380).

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

52642622340 is a wasteful number, since it uses less digits than its factorization.

52642622340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798202 (or 3798197 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The spelling of 52642622340 in words is "fifty-two billion, six hundred forty-two million, six hundred twenty-two thousand, three hundred forty".