13432320000 has 780 divisors, whose sum is σ = 53889768504. Its totient is φ = 3194880000.

The previous prime is 13432319981. The next prime is 13432320043. The reversal of 13432320000 is 2323431.

13432320000 is a `hidden beast` number, since 1 + 343 + 2 + 320 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 253439974 + ... + 253440026.

Almost surely, 2^13432320000 is an apocalyptic number.

13432320000 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 13432320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26944884252).

13432320000 is an abundant number, since it is smaller than the sum of its proper divisors (40457448504).

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

13432320000 is an equidigital number, since it uses as much as digits as its factorization.

13432320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 74 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 13432320000 its reverse (2323431), we get a palindrome (13434643431).

The spelling of 13432320000 in words is "thirteen billion, four hundred thirty-two million, three hundred twenty thousand".