13329981005 has 16 divisors (see below), whose sum is σ = 17458118784. Its totient is φ = 9690108480.

The previous prime is 13329981001. The next prime is 13329981043. The reversal of 13329981005 is 50018992331.

It is not a de Polignac number, because 13329981005 - 2² = 13329981001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13329981001) 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, 68864 + ... + 177206.

It is an arithmetic number, because the mean of its divisors is an integer number (1091132424).

Almost surely, 2^13329981005 is an apocalyptic number.

It is an amenable number.

13329981005 is a deficient number, since it is larger than the sum of its proper divisors (4128137779).

13329981005 is a wasteful number, since it uses less digits than its factorization.

13329981005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110596.

The product of its (nonzero) digits is 58320, while the sum is 41.

The spelling of 13329981005 in words is "thirteen billion, three hundred twenty-nine million, nine hundred eighty-one thousand, five".