13415399156 has 24 divisors (see below), whose sum is σ = 23636733120. Its totient is φ = 6662138432.

The previous prime is 13415399149. The next prime is 13415399171. The reversal of 13415399156 is 65199351431.

It is a self number, because there is not a number n which added to its sum of digits gives 13415399156.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602681 + ... + 624543.

It is an arithmetic number, because the mean of its divisors is an integer number (984863880).

Almost surely, 2^13415399156 is an apocalyptic number.

It is an amenable number.

13415399156 is a deficient number, since it is larger than the sum of its proper divisors (10221333964).

13415399156 is a wasteful number, since it uses less digits than its factorization.

13415399156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22903 (or 22901 counting only the distinct ones).

The product of its digits is 437400, while the sum is 47.

The spelling of 13415399156 in words is "thirteen billion, four hundred fifteen million, three hundred ninety-nine thousand, one hundred fifty-six".