13729394952 has 96 divisors (see below), whose sum is σ = 45764671680. Its totient is φ = 3620937600.

The previous prime is 13729394891. The next prime is 13729394953. The reversal of 13729394952 is 25949392731.

It is not an unprimeable number, because it can be changed into a prime (13729394953) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1041174 + ... + 1054277.

It is an arithmetic number, because the mean of its divisors is an integer number (476715330).

Almost surely, 2^13729394952 is an apocalyptic number.

13729394952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13729394952 is an abundant number, since it is smaller than the sum of its proper divisors (32035276728).

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

13729394952 is a wasteful number, since it uses less digits than its factorization.

13729394952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095483 (or 2095476 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The spelling of 13729394952 in words is "thirteen billion, seven hundred twenty-nine million, three hundred ninety-four thousand, nine hundred fifty-two".