13432013351320 has 32 divisors (see below), whose sum is σ = 30223415103120. Its totient is φ = 5372559107200.

The previous prime is 13432013351297. The next prime is 13432013351329. The reversal of 13432013351320 is 2315331023431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13432013351329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6809827 + ... + 8557906.

Almost surely, 2^{13432013351320} is an apocalyptic number.

13432013351320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13432013351320 is an abundant number, since it is smaller than the sum of its proper divisors (16791401751800).

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

13432013351320 is a wasteful number, since it uses less digits than its factorization.

13432013351320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15389595 (or 15389591 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 13432013351320 its reverse (2315331023431), we get a palindrome (15747344374751).

The spelling of 13432013351320 in words is "thirteen trillion, four hundred thirty-two billion, thirteen million, three hundred fifty-one thousand, three hundred twenty".