13823835644 has 24 divisors (see below), whose sum is σ = 24501748320. Its totient is φ = 6823579136.

The previous prime is 13823835637. The next prime is 13823835703. The reversal of 13823835644 is 44653832831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200324 + ... + 260340.

It is an arithmetic number, because the mean of its divisors is an integer number (1020906180).

Almost surely, 2^13823835644 is an apocalyptic number.

It is an amenable number.

13823835644 is a deficient number, since it is larger than the sum of its proper divisors (10677912676).

13823835644 is a wasteful number, since it uses less digits than its factorization.

13823835644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60757 (or 60755 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The spelling of 13823835644 in words is "thirteen billion, eight hundred twenty-three million, eight hundred thirty-five thousand, six hundred forty-four".