13704729636 has 48 divisors (see below), whose sum is σ = 35625038400. Its totient is φ = 4071430272.

The previous prime is 13704729617. The next prime is 13704729637. The reversal of 13704729636 is 63692740731.

It is a super-2 number, since 2×13704729636² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13704729637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1510146 + ... + 1519193.

It is an arithmetic number, because the mean of its divisors is an integer number (742188300).

Almost surely, 2^13704729636 is an apocalyptic number.

It is an amenable number.

13704729636 is an abundant number, since it is smaller than the sum of its proper divisors (21920308764).

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

13704729636 is a wasteful number, since it uses less digits than its factorization.

13704729636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029388 (or 3029386 counting only the distinct ones).

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

The spelling of 13704729636 in words is "thirteen billion, seven hundred four million, seven hundred twenty-nine thousand, six hundred thirty-six".