13149513772 has 12 divisors (see below), whose sum is σ = 23084243280. Its totient is φ = 6554015696.

The previous prime is 13149513763. The next prime is 13149513781. The reversal of 13149513772 is 27731594131.

It is an interprime number because it is at equal distance from previous prime (13149513763) and next prime (13149513781).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5183872 + ... + 5186407.

It is an arithmetic number, because the mean of its divisors is an integer number (1923686940).

Almost surely, 2^13149513772 is an apocalyptic number.

It is an amenable number.

13149513772 is a deficient number, since it is larger than the sum of its proper divisors (9934729508).

13149513772 is a wasteful number, since it uses less digits than its factorization.

13149513772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10370600 (or 10370598 counting only the distinct ones).

The product of its digits is 158760, while the sum is 43.

The spelling of 13149513772 in words is "thirteen billion, one hundred forty-nine million, five hundred thirteen thousand, seven hundred seventy-two".