12533091344 has 10 divisors (see below), whose sum is σ = 24282864510. Its totient is φ = 6266545664.

The previous prime is 12533091281. The next prime is 12533091367. The reversal of 12533091344 is 44319033521.

It can be written as a sum of positive squares in only one way, i.e., 7447690000 + 5085401344 = 86300^2 + 71312^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 391659089 + ... + 391659120.

It is an arithmetic number, because the mean of its divisors is an integer number (2428286451).

Almost surely, 2^12533091344 is an apocalyptic number.

It is an amenable number.

12533091344 is a deficient number, since it is larger than the sum of its proper divisors (11749773166).

12533091344 is an equidigital number, since it uses as much as digits as its factorization.

12533091344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783318217 (or 783318211 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 12533091344 in words is "twelve billion, five hundred thirty-three million, ninety-one thousand, three hundred forty-four".