13910899455321 has 12 divisors (see below), whose sum is σ = 20387323720176. Its totient is φ = 8430848154520.

The previous prime is 13910899455307. The next prime is 13910899455329. The reversal of 13910899455321 is 12355499801931.

13910899455321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13910899455321 - 2¹⁰ = 13910899454297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13910899455329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19161018171 + ... + 19161018896.

It is an arithmetic number, because the mean of its divisors is an integer number (1698943643348).

Almost surely, 2^{13910899455321} is an apocalyptic number.

13910899455321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13910899455321 is a deficient number, since it is larger than the sum of its proper divisors (6476424264855).

13910899455321 is a wasteful number, since it uses less digits than its factorization.

13910899455321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38322037092 (or 38322037081 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 60.

The spelling of 13910899455321 in words is "thirteen trillion, nine hundred ten billion, eight hundred ninety-nine million, four hundred fifty-five thousand, three hundred twenty-one".