13123456116116 has 24 divisors (see below), whose sum is σ = 23025604197960. Its totient is φ = 6544712819072.

The previous prime is 13123456116013. The next prime is 13123456116119. The reversal of 13123456116116 is 61161165432131.

It can be written as a sum of positive squares in 4 ways, for example, as 1995427459216 + 11128028656900 = 1412596^2 + 3335870^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13123456116119) 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, 111121850 + ... + 111239886.

It is an arithmetic number, because the mean of its divisors is an integer number (959400174915).

Almost surely, 2^{13123456116116} is an apocalyptic number.

It is an amenable number.

13123456116116 is a deficient number, since it is larger than the sum of its proper divisors (9902148081844).

13123456116116 is a wasteful number, since it uses less digits than its factorization.

13123456116116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189883 (or 189881 counting only the distinct ones).

The product of its digits is 77760, while the sum is 41.

The spelling of 13123456116116 in words is "thirteen trillion, one hundred twenty-three billion, four hundred fifty-six million, one hundred sixteen thousand, one hundred sixteen".