13444515212 has 96 divisors (see below), whose sum is σ = 26067557376. Its totient is φ = 6041088000.

The previous prime is 13444515187. The next prime is 13444515239. The reversal of 13444515212 is 21251544431.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48536018 + ... + 48536294.

It is an arithmetic number, because the mean of its divisors is an integer number (271537056).

Almost surely, 2^13444515212 is an apocalyptic number.

It is an amenable number.

13444515212 is a deficient number, since it is larger than the sum of its proper divisors (12623042164).

13444515212 is a wasteful number, since it uses less digits than its factorization.

13444515212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627 (or 625 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The spelling of 13444515212 in words is "thirteen billion, four hundred forty-four million, five hundred fifteen thousand, two hundred twelve".