13330540432 has 80 divisors (see below), whose sum is σ = 29215630080. Its totient is φ = 5836723200.

The previous prime is 13330540397. The next prime is 13330540499. The reversal of 13330540432 is 23404503331.

It is a self number, because there is not a number n which added to its sum of digits gives 13330540432.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2360332 + ... + 2365972.

It is an arithmetic number, because the mean of its divisors is an integer number (365195376).

Almost surely, 2^13330540432 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 13330540432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14607815040).

13330540432 is an abundant number, since it is smaller than the sum of its proper divisors (15885089648).

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

13330540432 is a wasteful number, since it uses less digits than its factorization.

13330540432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6152 (or 6146 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 28.

The spelling of 13330540432 in words is "thirteen billion, three hundred thirty million, five hundred forty thousand, four hundred thirty-two".