13349942365 has 8 divisors (see below), whose sum is σ = 16322194008. Its totient is φ = 10478445120.

The previous prime is 13349942329. The next prime is 13349942377. The reversal of 13349942365 is 56324994331.

It can be written as a sum of positive squares in 4 ways, for example, as 5647071609 + 7702870756 = 75147^2 + 87766^2 .

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

It is not a de Polignac number, because 13349942365 - 2⁷ = 13349942237 is a prime.

It is a super-2 number, since 2×13349942365² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25188306 + ... + 25188835.

It is an arithmetic number, because the mean of its divisors is an integer number (2040274251).

Almost surely, 2^13349942365 is an apocalyptic number.

It is an amenable number.

13349942365 is a deficient number, since it is larger than the sum of its proper divisors (2972251643).

13349942365 is an equidigital number, since it uses as much as digits as its factorization.

13349942365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50377199.

The product of its digits is 2099520, while the sum is 49.

The spelling of 13349942365 in words is "thirteen billion, three hundred forty-nine million, nine hundred forty-two thousand, three hundred sixty-five".