13299668905720 has 64 divisors (see below), whose sum is σ = 30162767675040. Its totient is φ = 5277492480000.

The previous prime is 13299668905619. The next prime is 13299668905741. The reversal of 13299668905720 is 2750986699231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15302364 + ... + 16148116.

Almost surely, 2^{13299668905720} is an apocalyptic number.

13299668905720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13299668905720 is an abundant number, since it is smaller than the sum of its proper divisors (16863098769320).

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

13299668905720 is a wasteful number, since it uses less digits than its factorization.

13299668905720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848896 (or 848892 counting only the distinct ones).

The product of its (nonzero) digits is 88179840, while the sum is 67.

The spelling of 13299668905720 in words is "thirteen trillion, two hundred ninety-nine billion, six hundred sixty-eight million, nine hundred five thousand, seven hundred twenty".