52115839405 has 16 divisors (see below), whose sum is σ = 71511523200. Its totient is φ = 35717389632.

The previous prime is 52115839313. The next prime is 52115839427. The reversal of 52115839405 is 50493851125.

It is a cyclic number.

It is not a de Polignac number, because 52115839405 - 2¹⁵ = 52115806637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333430 + ... + 464119.

It is an arithmetic number, because the mean of its divisors is an integer number (4469470200).

Almost surely, 2^52115839405 is an apocalyptic number.

It is an amenable number.

52115839405 is a deficient number, since it is larger than the sum of its proper divisors (19395683795).

52115839405 is a wasteful number, since it uses less digits than its factorization.

52115839405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799428.

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 52115839405 in words is "fifty-two billion, one hundred fifteen million, eight hundred thirty-nine thousand, four hundred five".