13373344426 has 16 divisors (see below), whose sum is σ = 21653004744. Its totient is φ = 6158052864.

The previous prime is 13373344399. The next prime is 13373344441. The reversal of 13373344426 is 62444337331.

It can be written as a sum of positive squares in 4 ways, for example, as 4761690025 + 8611654401 = 69005^2 + 92799^2 .

It is a super-2 number, since 2×13373344426² (a number of 21 digits) contains 22 as substring.

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, 582691 + ... + 605206.

Almost surely, 2^13373344426 is an apocalyptic number.

13373344426 is a deficient number, since it is larger than the sum of its proper divisors (8279660318).

13373344426 is a wasteful number, since it uses less digits than its factorization.

13373344426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188345.

The product of its digits is 435456, while the sum is 40.

The spelling of 13373344426 in words is "thirteen billion, three hundred seventy-three million, three hundred forty-four thousand, four hundred twenty-six".