13344456691 has 8 divisors (see below), whose sum is σ = 13812941520. Its totient is φ = 12876527328.

The previous prime is 13344456683. The next prime is 13344456701. The reversal of 13344456691 is 19665444331.

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 13344456691 - 2³ = 13344456683 is a prime.

It is a super-3 number, since 3×13344456691³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13344456791) 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, 89676 + ... + 186361.

It is an arithmetic number, because the mean of its divisors is an integer number (1726617690).

Almost surely, 2^13344456691 is an apocalyptic number.

13344456691 is a deficient number, since it is larger than the sum of its proper divisors (468484829).

13344456691 is a wasteful number, since it uses less digits than its factorization.

13344456691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277733.

The product of its digits is 933120, while the sum is 46.

The spelling of 13344456691 in words is "thirteen billion, three hundred forty-four million, four hundred fifty-six thousand, six hundred ninety-one".