52504371390 has 16 divisors (see below), whose sum is σ = 126010491408. Its totient is φ = 14001165696.

The previous prime is 52504371389. The next prime is 52504371407. The reversal of 52504371390 is 9317340525.

It is a happy number.

It is a Curzon number.

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, 875072827 + ... + 875072886.

It is an arithmetic number, because the mean of its divisors is an integer number (7875655713).

Almost surely, 2^52504371390 is an apocalyptic number.

52504371390 is an abundant number, since it is smaller than the sum of its proper divisors (73506120018).

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

52504371390 is a wasteful number, since it uses less digits than its factorization.

52504371390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750145723.

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 52504371390 in words is "fifty-two billion, five hundred four million, three hundred seventy-one thousand, three hundred ninety".