13756318645 has 16 divisors (see below), whose sum is σ = 16655451840. Its totient is φ = 10906740864.

The previous prime is 13756318627. The next prime is 13756318651. The reversal of 13756318645 is 54681365731.

It is a cyclic number.

It is not a de Polignac number, because 13756318645 - 2⁵ = 13756318613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407794 + ... + 440236.

It is an arithmetic number, because the mean of its divisors is an integer number (1040965740).

Almost surely, 2^13756318645 is an apocalyptic number.

It is an amenable number.

13756318645 is a deficient number, since it is larger than the sum of its proper divisors (2899133195).

13756318645 is a wasteful number, since it uses less digits than its factorization.

13756318645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33204.

The product of its digits is 1814400, while the sum is 49.

The spelling of 13756318645 in words is "thirteen billion, seven hundred fifty-six million, three hundred eighteen thousand, six hundred forty-five".