52515396939 has 8 divisors (see below), whose sum is σ = 70299496512. Its totient is φ = 34870781000.

The previous prime is 52515396931. The next prime is 52515397057. The reversal of 52515396939 is 93969351525.

52515396939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52515396939 - 2³ = 52515396931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52515396931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34870029 + ... + 34871534.

It is an arithmetic number, because the mean of its divisors is an integer number (8787437064).

Almost surely, 2^52515396939 is an apocalyptic number.

52515396939 is a deficient number, since it is larger than the sum of its proper divisors (17784099573).

52515396939 is a wasteful number, since it uses less digits than its factorization.

52515396939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69741817.

The product of its digits is 9841500, while the sum is 57.

The spelling of 52515396939 in words is "fifty-two billion, five hundred fifteen million, three hundred ninety-six thousand, nine hundred thirty-nine".