13321092144 has 20 divisors (see below), whose sum is σ = 34412821496. Its totient is φ = 4440364032.

The previous prime is 13321092143. The next prime is 13321092193. The reversal of 13321092144 is 44129012331.

It is not an unprimeable number, because it can be changed into a prime (13321092143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138761329 + ... + 138761424.

Almost surely, 2^13321092144 is an apocalyptic number.

It is an amenable number.

13321092144 is an abundant number, since it is smaller than the sum of its proper divisors (21091729352).

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

13321092144 is a wasteful number, since it uses less digits than its factorization.

13321092144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277522764 (or 277522758 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 13321092144 in words is "thirteen billion, three hundred twenty-one million, ninety-two thousand, one hundred forty-four".