13320232413040 has 160 divisors (see below), whose sum is σ = 37478953943424. Its totient is φ = 4297925591040.

The previous prime is 13320232412987. The next prime is 13320232413041. The reversal of 13320232413040 is 4031423202331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320232413041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124858602 + ... + 124965238.

Almost surely, 2^{13320232413040} is an apocalyptic number.

13320232413040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13320232413040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18739476971712).

13320232413040 is an abundant number, since it is smaller than the sum of its proper divisors (24158721530384).

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

13320232413040 is a wasteful number, since it uses less digits than its factorization.

13320232413040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119795 (or 119789 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 13320232413040 its reverse (4031423202331), we get a palindrome (17351655615371).

The spelling of 13320232413040 in words is "thirteen trillion, three hundred twenty billion, two hundred thirty-two million, four hundred thirteen thousand, forty".