111353974272 has 480 divisors, whose sum is σ = 352472440320. Its totient is φ = 33721712640.

The previous prime is 111353974261. The next prime is 111353974327. The reversal of 111353974272 is 272479353111.

111353974272 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 539 + 7 + 42 + 72 = 666.

111353974272 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 240505113 + ... + 240505575.

It is an arithmetic number, because the mean of its divisors is an integer number (734317584).

Almost surely, 2^111353974272 is an apocalyptic number.

111353974272 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 111353974272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176236220160).

111353974272 is an abundant number, since it is smaller than the sum of its proper divisors (241118466048).

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

111353974272 is a wasteful number, since it uses less digits than its factorization.

111353974272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 595 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

It can be divided in two parts, 1113539 and 74272, that added together give a palindrome (1187811).

The spelling of 111353974272 in words is "one hundred eleven billion, three hundred fifty-three million, nine hundred seventy-four thousand, two hundred seventy-two".