11718111713232 has 80 divisors (see below), whose sum is σ = 30572690544000. Its totient is φ = 3867265562112.

The previous prime is 11718111713219. The next prime is 11718111713233. The reversal of 11718111713232 is 23231711181711.

11718111713232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11718111713233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6051994 + ... + 7750022.

It is an arithmetic number, because the mean of its divisors is an integer number (382158631800).

Almost surely, 2^{11718111713232} is an apocalyptic number.

11718111713232 is a gapful number since it is divisible by the number (12) 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 11718111713232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15286345272000).

11718111713232 is an abundant number, since it is smaller than the sum of its proper divisors (18854578830768).

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

11718111713232 is a wasteful number, since it uses less digits than its factorization.

11718111713232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699468 (or 1699462 counting only the distinct ones).

The product of its digits is 14112, while the sum is 39.

Adding to 11718111713232 its reverse (23231711181711), we get a palindrome (34949822894943).

The spelling of 11718111713232 in words is "eleven trillion, seven hundred eighteen billion, one hundred eleven million, seven hundred thirteen thousand, two hundred thirty-two".