11622015232 has 72 divisors (see below), whose sum is σ = 23792568800. Its totient is φ = 5665927680.

The previous prime is 11622015211. The next prime is 11622015239. The reversal of 11622015232 is 23251022611.

It is a junction number, because it is equal to n+sod(n) for n = 11622015197 and 11622015206.

It is not an unprimeable number, because it can be changed into a prime (11622015239) 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, 20353507 + ... + 20354077.

Almost surely, 2^11622015232 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 11622015232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11896284400).

11622015232 is an abundant number, since it is smaller than the sum of its proper divisors (12170553568).

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

11622015232 is an frugal number, since it uses more digits than its factorization.

11622015232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 616 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 11622015232 its reverse (23251022611), we get a palindrome (34873037843).

The spelling of 11622015232 in words is "eleven billion, six hundred twenty-two million, fifteen thousand, two hundred thirty-two".