13232434031621 has 8 divisors (see below), whose sum is σ = 15147451872384. Its totient is φ = 11323583721360.

The previous prime is 13232434031611. The next prime is 13232434031627. The reversal of 13232434031621 is 12613043423231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13232434031621 - 2²⁶ = 13232366922757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13232434031627) 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, 1541878025 + ... + 1541886606.

It is an arithmetic number, because the mean of its divisors is an integer number (1893431484048).

Almost surely, 2^{13232434031621} is an apocalyptic number.

It is an amenable number.

13232434031621 is a deficient number, since it is larger than the sum of its proper divisors (1915017840763).

13232434031621 is an equidigital number, since it uses as much as digits as its factorization.

13232434031621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3083765251.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 13232434031621 its reverse (12613043423231), we get a palindrome (25845477454852).

The spelling of 13232434031621 in words is "thirteen trillion, two hundred thirty-two billion, four hundred thirty-four million, thirty-one thousand, six hundred twenty-one".