13982403185 has 16 divisors (see below), whose sum is σ = 17768705616. Its totient is φ = 10526251008.

The previous prime is 13982403173. The next prime is 13982403191. The reversal of 13982403185 is 58130428931.

It can be written as a sum of positive squares in 8 ways, for example, as 5008251361 + 8974151824 = 70769^2 + 94732^2 .

It is a cyclic number.

It is not a de Polignac number, because 13982403185 - 2⁶ = 13982403121 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 880637 + ... + 896373.

It is an arithmetic number, because the mean of its divisors is an integer number (1110544101).

Almost surely, 2^13982403185 is an apocalyptic number.

It is an amenable number.

13982403185 is a deficient number, since it is larger than the sum of its proper divisors (3786302431).

13982403185 is a wasteful number, since it uses less digits than its factorization.

13982403185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26212.

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 13982403185 in words is "thirteen billion, nine hundred eighty-two million, four hundred three thousand, one hundred eighty-five".