13623672729 has 16 divisors (see below), whose sum is σ = 18213237504. Its totient is φ = 9058310400.

The previous prime is 13623672679. The next prime is 13623672763. The reversal of 13623672729 is 92727632631.

13623672729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13623672729 - 2²¹ = 13621575577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13623671729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2186839 + ... + 2193059.

It is an arithmetic number, because the mean of its divisors is an integer number (1138327344).

Almost surely, 2^13623672729 is an apocalyptic number.

It is an amenable number.

13623672729 is a deficient number, since it is larger than the sum of its proper divisors (4589564775).

13623672729 is a wasteful number, since it uses less digits than its factorization.

13623672729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8048.

The product of its digits is 1143072, while the sum is 48.

The spelling of 13623672729 in words is "thirteen billion, six hundred twenty-three million, six hundred seventy-two thousand, seven hundred twenty-nine".