13149023552 has 112 divisors (see below), whose sum is σ = 30689165952. Its totient is φ = 5473228800.

The previous prime is 13149023521. The next prime is 13149023579. The reversal of 13149023552 is 25532094131.

13149023552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2395403 + ... + 2400885.

Almost surely, 2^13149023552 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 13149023552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15344582976).

13149023552 is an abundant number, since it is smaller than the sum of its proper divisors (17540142400).

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

13149023552 is a wasteful number, since it uses less digits than its factorization.

13149023552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656 (or 5646 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 13149023552 in words is "thirteen billion, one hundred forty-nine million, twenty-three thousand, five hundred fifty-two".