13116989992900 has 18 divisors (see below), whose sum is σ = 28463868284810. Its totient is φ = 5246795997120.

The previous prime is 13116989992861. The next prime is 13116989992927. The reversal of 13116989992900 is 929998961131.

It can be written as a sum of positive squares in 3 ways, for example, as 17671980096 + 13099318012804 = 132936^2 + 3619298^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65584949865 + ... + 65584950064.

Almost surely, 2^{13116989992900} is an apocalyptic number.

13116989992900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13116989992900 is an abundant number, since it is smaller than the sum of its proper divisors (15346878291910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13116989992900 is a wasteful number, since it uses less digits than its factorization.

13116989992900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131169899943 (or 131169899936 counting only the distinct ones).

The product of its (nonzero) digits is 17006112, while the sum is 67.

The spelling of 13116989992900 in words is "thirteen trillion, one hundred sixteen billion, nine hundred eighty-nine million, nine hundred ninety-two thousand, nine hundred".