13672257326 has 32 divisors (see below), whose sum is σ = 25654899648. Its totient is φ = 5320131840.

The previous prime is 13672257323. The next prime is 13672257373. The reversal of 13672257326 is 62375227631.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13672257323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604655 + ... + 626858.

It is an arithmetic number, because the mean of its divisors is an integer number (801715614).

Almost surely, 2^13672257326 is an apocalyptic number.

13672257326 is a deficient number, since it is larger than the sum of its proper divisors (11982642322).

13672257326 is a wasteful number, since it uses less digits than its factorization.

13672257326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231596.

The product of its digits is 635040, while the sum is 44.

The spelling of 13672257326 in words is "thirteen billion, six hundred seventy-two million, two hundred fifty-seven thousand, three hundred twenty-six".