13944536364 has 24 divisors (see below), whose sum is σ = 35495183808. Its totient is φ = 4225617040.

The previous prime is 13944536351. The next prime is 13944536381. The reversal of 13944536364 is 46363544931.

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 7 ways as a sum of consecutive naturals, for example, 52820082 + ... + 52820345.

It is an arithmetic number, because the mean of its divisors is an integer number (1478965992).

Almost surely, 2^13944536364 is an apocalyptic number.

It is an amenable number.

13944536364 is an abundant number, since it is smaller than the sum of its proper divisors (21550647444).

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

13944536364 is a wasteful number, since it uses less digits than its factorization.

13944536364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105640445 (or 105640443 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 48.

The spelling of 13944536364 in words is "thirteen billion, nine hundred forty-four million, five hundred thirty-six thousand, three hundred sixty-four".