13245707944777 has 16 divisors (see below), whose sum is σ = 16644161912832. Its totient is φ = 10240060536720.

The previous prime is 13245707944741. The next prime is 13245707944801. The reversal of 13245707944777 is 77744970754231.

It is not a de Polignac number, because 13245707944777 - 2³⁹ = 12695952130889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13245707944727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677242903 + ... + 677262460.

It is an arithmetic number, because the mean of its divisors is an integer number (1040260119552).

Almost surely, 2^{13245707944777} is an apocalyptic number.

It is an amenable number.

13245707944777 is a deficient number, since it is larger than the sum of its proper divisors (3398453968055).

13245707944777 is a wasteful number, since it uses less digits than its factorization.

13245707944777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354505508.

The product of its (nonzero) digits is 290424960, while the sum is 67.

The spelling of 13245707944777 in words is "thirteen trillion, two hundred forty-five billion, seven hundred seven million, nine hundred forty-four thousand, seven hundred seventy-seven".