52513233412 has 24 divisors (see below), whose sum is σ = 92300281472. Its totient is φ = 26141940000.

The previous prime is 52513233343. The next prime is 52513233457. The reversal of 52513233412 is 21433231525.

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, 967918 + ... + 1020730.

Almost surely, 2^52513233412 is an apocalyptic number.

It is an amenable number.

52513233412 is a deficient number, since it is larger than the sum of its proper divisors (39787048060).

52513233412 is a wasteful number, since it uses less digits than its factorization.

52513233412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53899 (or 53897 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

Adding to 52513233412 its reverse (21433231525), we get a palindrome (73946464937).

The spelling of 52513233412 in words is "fifty-two billion, five hundred thirteen million, two hundred thirty-three thousand, four hundred twelve".