13252516444 has 6 divisors (see below), whose sum is σ = 23191903784. Its totient is φ = 6626258220.

The previous prime is 13252516439. The next prime is 13252516499. The reversal of 13252516444 is 44461525231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656564552 + ... + 1656564559.

Almost surely, 2^13252516444 is an apocalyptic number.

It is an amenable number.

13252516444 is a deficient number, since it is larger than the sum of its proper divisors (9939387340).

13252516444 is a wasteful number, since it uses less digits than its factorization.

13252516444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3313129115 (or 3313129113 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The spelling of 13252516444 in words is "thirteen billion, two hundred fifty-two million, five hundred sixteen thousand, four hundred forty-four".