52404387624 has 48 divisors (see below), whose sum is σ = 143255005920. Its totient is φ = 17304873120.

The previous prime is 52404387601. The next prime is 52404387653. The reversal of 52404387624 is 42678340425.

It is a happy number.

52404387624 is a `hidden beast` number, since 5 + 240 + 4 + 387 + 6 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 52404387624.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3393412 + ... + 3408819.

It is an arithmetic number, because the mean of its divisors is an integer number (2984479290).

Almost surely, 2^52404387624 is an apocalyptic number.

It is an amenable number.

52404387624 is an abundant number, since it is smaller than the sum of its proper divisors (90850618296).

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

52404387624 is a wasteful number, since it uses less digits than its factorization.

52404387624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6802350 (or 6802343 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 52404387624 in words is "fifty-two billion, four hundred four million, three hundred eighty-seven thousand, six hundred twenty-four".