13112510051409 has 8 divisors (see below), whose sum is σ = 17483671154880. Its totient is φ = 8741511157776.

The previous prime is 13112510051327. The next prime is 13112510051413. The reversal of 13112510051409 is 90415001521131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-13112510051409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13112510051409.

It is not an unprimeable number, because it can be changed into a prime (13112510051009) 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, 40363714 + ... + 40687275.

It is an arithmetic number, because the mean of its divisors is an integer number (2185458894360).

Almost surely, 2^{13112510051409} is an apocalyptic number.

It is an amenable number.

13112510051409 is a deficient number, since it is larger than the sum of its proper divisors (4371161103471).

13112510051409 is an equidigital number, since it uses as much as digits as its factorization.

13112510051409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81104919.

The product of its (nonzero) digits is 5400, while the sum is 33.

The spelling of 13112510051409 in words is "thirteen trillion, one hundred twelve billion, five hundred ten million, fifty-one thousand, four hundred nine".