52500056139 has 6 divisors (see below), whose sum is σ = 75833414436. Its totient is φ = 35000037420.

The previous prime is 52500056113. The next prime is 52500056153. The reversal of 52500056139 is 93165000525.

52500056139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52500056139 - 2¹¹ = 52500054091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52500056239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2916669777 + ... + 2916669794.

It is an arithmetic number, because the mean of its divisors is an integer number (12638902406).

Almost surely, 2^52500056139 is an apocalyptic number.

52500056139 is a deficient number, since it is larger than the sum of its proper divisors (23333358297).

52500056139 is a wasteful number, since it uses less digits than its factorization.

52500056139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5833339577 (or 5833339574 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The spelling of 52500056139 in words is "fifty-two billion, five hundred million, fifty-six thousand, one hundred thirty-nine".