13249899117 has 96 divisors (see below), whose sum is σ = 24435290880. Its totient is φ = 6729246720.

The previous prime is 13249899101. The next prime is 13249899139. The reversal of 13249899117 is 71199894231.

13249899117 is a `hidden beast` number, since 1 + 32 + 498 + 9 + 9 + 117 = 666.

13249899117 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 13249899117 - 2⁴ = 13249899101 is a prime.

It is a super-2 number, since 2×13249899117² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13249899517) 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 95 ways as a sum of consecutive naturals, for example, 13561333 + ... + 13562309.

It is an arithmetic number, because the mean of its divisors is an integer number (254534280).

Almost surely, 2^13249899117 is an apocalyptic number.

It is an amenable number.

13249899117 is a deficient number, since it is larger than the sum of its proper divisors (11185391763).

13249899117 is a wasteful number, since it uses less digits than its factorization.

13249899117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603 (or 1600 counting only the distinct ones).

The product of its digits is 979776, while the sum is 54.

The spelling of 13249899117 in words is "thirteen billion, two hundred forty-nine million, eight hundred ninety-nine thousand, one hundred seventeen".