13674356621373 has 24 divisors (see below), whose sum is σ = 21209448722112. Its totient is φ = 7813828714944.

The previous prime is 13674356621309. The next prime is 13674356621417. The reversal of 13674356621373 is 37312665347631.

It is not a de Polignac number, because 13674356621373 - 2⁶ = 13674356621309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13674356621873) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13648336 + ... + 14615942.

It is an arithmetic number, because the mean of its divisors is an integer number (883727030088).

Almost surely, 2^{13674356621373} is an apocalyptic number.

It is an amenable number.

13674356621373 is a deficient number, since it is larger than the sum of its proper divisors (7535092100739).

13674356621373 is an equidigital number, since it uses as much as digits as its factorization.

13674356621373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063761 (or 1063754 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 57.

The spelling of 13674356621373 in words is "thirteen trillion, six hundred seventy-four billion, three hundred fifty-six million, six hundred twenty-one thousand, three hundred seventy-three".