13729249695 has 32 divisors (see below), whose sum is σ = 25113065472. Its totient is φ = 6274190592.

The previous prime is 13729249679. The next prime is 13729249697. The reversal of 13729249695 is 59694292731.

It is not a de Polignac number, because 13729249695 - 2⁴ = 13729249679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13729249697) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331459 + ... + 370571.

It is an arithmetic number, because the mean of its divisors is an integer number (784783296).

Almost surely, 2^13729249695 is an apocalyptic number.

13729249695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13729249695 is a deficient number, since it is larger than the sum of its proper divisors (11383815777).

13729249695 is a wasteful number, since it uses less digits than its factorization.

13729249695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42471.

The product of its digits is 7348320, while the sum is 57.

The spelling of 13729249695 in words is "thirteen billion, seven hundred twenty-nine million, two hundred forty-nine thousand, six hundred ninety-five".