13656051108979 has 8 divisors (see below), whose sum is σ = 14108794915712. Its totient is φ = 13204071429120.

The previous prime is 13656051108977. The next prime is 13656051109031. The reversal of 13656051108979 is 97980115065631.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13656051108979 - 2¹ = 13656051108977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13656051108977) 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, 190995384 + ... + 191066869.

It is an arithmetic number, because the mean of its divisors is an integer number (1763599364464).

Almost surely, 2^{13656051108979} is an apocalyptic number.

13656051108979 is a deficient number, since it is larger than the sum of its proper divisors (452743806733).

13656051108979 is a wasteful number, since it uses less digits than its factorization.

13656051108979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382063437.

The product of its (nonzero) digits is 12247200, while the sum is 61.

The spelling of 13656051108979 in words is "thirteen trillion, six hundred fifty-six billion, fifty-one million, one hundred eight thousand, nine hundred seventy-nine".