13222697454 has 12 divisors (see below), whose sum is σ = 28649177856. Its totient is φ = 4407565812.

The previous prime is 13222697441. The next prime is 13222697479. The reversal of 13222697454 is 45479622231.

13222697454 is a `hidden beast` number, since 132 + 2 + 2 + 69 + 7 + 454 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 367297134 + ... + 367297169.

It is an arithmetic number, because the mean of its divisors is an integer number (2387431488).

Almost surely, 2^13222697454 is an apocalyptic number.

13222697454 is an abundant number, since it is smaller than the sum of its proper divisors (15426480402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13222697454 is a wasteful number, since it uses less digits than its factorization.

13222697454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734594311 (or 734594308 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 13222697454 in words is "thirteen billion, two hundred twenty-two million, six hundred ninety-seven thousand, four hundred fifty-four".