13432991104 has 64 divisors (see below), whose sum is σ = 28839888000. Its totient is φ = 6195474432.

The previous prime is 13432991069. The next prime is 13432991107. The reversal of 13432991104 is 40119923431.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13432991107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4522932 + ... + 4525900.

It is an arithmetic number, because the mean of its divisors is an integer number (450623250).

Almost surely, 2^13432991104 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 13432991104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14419944000).

13432991104 is an abundant number, since it is smaller than the sum of its proper divisors (15406896896).

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

13432991104 is a wasteful number, since it uses less digits than its factorization.

13432991104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5715 (or 5703 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 13432991104 in words is "thirteen billion, four hundred thirty-two million, nine hundred ninety-one thousand, one hundred four".