13090989388 has 24 divisors (see below), whose sum is σ = 23533422192. Its totient is φ = 6367230144.

The previous prime is 13090989371. The next prime is 13090989397. The reversal of 13090989388 is 88398909031.

It is a super-2 number, since 2×13090989388² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1271670 + ... + 1281922.

It is an arithmetic number, because the mean of its divisors is an integer number (980559258).

Almost surely, 2^13090989388 is an apocalyptic number.

It is an amenable number.

13090989388 is a deficient number, since it is larger than the sum of its proper divisors (10442432804).

13090989388 is a wasteful number, since it uses less digits than its factorization.

13090989388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18921 (or 18919 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 58.

The spelling of 13090989388 in words is "thirteen billion, ninety million, nine hundred eighty-nine thousand, three hundred eighty-eight".