52390338507 has 36 divisors (see below), whose sum is σ = 81983518344. Its totient is φ = 32224608000.

The previous prime is 52390338499. The next prime is 52390338529. The reversal of 52390338507 is 70583309325.

52390338507 is a `hidden beast` number, since 5 + 23 + 90 + 3 + 38 + 507 = 666.

It is not a de Polignac number, because 52390338507 - 2³ = 52390338499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52390338307) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3669132 + ... + 3683382.

It is an arithmetic number, because the mean of its divisors is an integer number (2277319954).

Almost surely, 2^52390338507 is an apocalyptic number.

52390338507 is a deficient number, since it is larger than the sum of its proper divisors (29593179837).

52390338507 is a wasteful number, since it uses less digits than its factorization.

52390338507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16700 (or 16684 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 52390338507 in words is "fifty-two billion, three hundred ninety million, three hundred thirty-eight thousand, five hundred seven".