13623995984 has 20 divisors (see below), whose sum is σ = 26894540916. Its totient is φ = 6683469312.

The previous prime is 13623995969. The next prime is 13623996011. The reversal of 13623995984 is 48959932631.

It can be written as a sum of positive squares in 2 ways, for example, as 8092801600 + 5531194384 = 89960^2 + 74372^2 .

It is a super-2 number, since 2×13623995984² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8032169 + ... + 8033864.

Almost surely, 2^13623995984 is an apocalyptic number.

It is an amenable number.

13623995984 is a deficient number, since it is larger than the sum of its proper divisors (13270544932).

13623995984 is a wasteful number, since it uses less digits than its factorization.

13623995984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16066094 (or 16066088 counting only the distinct ones).

The product of its digits is 12597120, while the sum is 59.

The spelling of 13623995984 in words is "thirteen billion, six hundred twenty-three million, nine hundred ninety-five thousand, nine hundred eighty-four".