13043880432 has 60 divisors (see below), whose sum is σ = 39823367064. Its totient is φ = 3952690560.

The previous prime is 13043880413. The next prime is 13043880457. The reversal of 13043880432 is 23408834031.

It is a happy number.

13043880432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 11 ways as a sum of consecutive naturals, for example, 4115803 + ... + 4118970.

Almost surely, 2^13043880432 is an apocalyptic number.

13043880432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13043880432 is an abundant number, since it is smaller than the sum of its proper divisors (26779486632).

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

13043880432 is a wasteful number, since it uses less digits than its factorization.

13043880432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8234798 (or 8234789 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 13043880432 in words is "thirteen billion, forty-three million, eight hundred eighty thousand, four hundred thirty-two".