13044521116 has 24 divisors (see below), whose sum is σ = 25985925504. Its totient is φ = 5671530480.

The previous prime is 13044521111. The next prime is 13044521143. The reversal of 13044521116 is 61112544031.

It is a super-2 number, since 2×13044521116² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044521111) 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, 6443910 + ... + 6445933.

It is an arithmetic number, because the mean of its divisors is an integer number (1082746896).

Almost surely, 2^13044521116 is an apocalyptic number.

It is an amenable number.

13044521116 is a deficient number, since it is larger than the sum of its proper divisors (12941404388).

13044521116 is a wasteful number, since it uses less digits than its factorization.

13044521116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12889881 (or 12889879 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 13044521116 in words is "thirteen billion, forty-four million, five hundred twenty-one thousand, one hundred sixteen".