13149327156 has 96 divisors (see below), whose sum is σ = 35460052992. Its totient is φ = 3714748800.

The previous prime is 13149327101. The next prime is 13149327173. The reversal of 13149327156 is 65172394131.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6299545 + ... + 6301631.

It is an arithmetic number, because the mean of its divisors is an integer number (369375552).

Almost surely, 2^13149327156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13149327156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17730026496).

13149327156 is an abundant number, since it is smaller than the sum of its proper divisors (22310725836).

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

13149327156 is a wasteful number, since it uses less digits than its factorization.

13149327156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909 (or 2907 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The spelling of 13149327156 in words is "thirteen billion, one hundred forty-nine million, three hundred twenty-seven thousand, one hundred fifty-six".