13344639362 has 32 divisors (see below), whose sum is σ = 22072662000. Its totient is φ = 6022524928.

The previous prime is 13344639331. The next prime is 13344639389. The reversal of 13344639362 is 26393644331.

It is a happy number.

It is a Cunningham number, because it is equal to 115519²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 6997489801 + 6347149561 = 83651^2 + 79669^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101498 + ... + 192330.

Almost surely, 2^13344639362 is an apocalyptic number.

13344639362 is a deficient number, since it is larger than the sum of its proper divisors (8728022638).

13344639362 is a wasteful number, since it uses less digits than its factorization.

13344639362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91030.

The product of its digits is 839808, while the sum is 44.

The spelling of 13344639362 in words is "thirteen billion, three hundred forty-four million, six hundred thirty-nine thousand, three hundred sixty-two".