13996902349 has 16 divisors (see below), whose sum is σ = 16103508480. Its totient is φ = 12077614080.

The previous prime is 13996902317. The next prime is 13996902419. The reversal of 13996902349 is 94320969931.

It is a cyclic number.

It is not a de Polignac number, because 13996902349 - 2⁵ = 13996902317 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13996902349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13996902449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 688924 + ... + 708949.

It is an arithmetic number, because the mean of its divisors is an integer number (1006469280).

Almost surely, 2^13996902349 is an apocalyptic number.

13996902349 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

13996902349 is a deficient number, since it is larger than the sum of its proper divisors (2106606131).

13996902349 is a wasteful number, since it uses less digits than its factorization.

13996902349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397940.

The product of its (nonzero) digits is 2834352, while the sum is 55.

The spelling of 13996902349 in words is "thirteen billion, nine hundred ninety-six million, nine hundred two thousand, three hundred forty-nine".