111413054440 has 64 divisors (see below), whose sum is σ = 256139884800. Its totient is φ = 43595405568.

The previous prime is 111413054371. The next prime is 111413054447. The reversal of 111413054440 is 44450314111.

It is a junction number, because it is equal to n+sod(n) for n = 111413054399 and 111413054408.

It is not an unprimeable number, because it can be changed into a prime (111413054447) 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, 4082922 + ... + 4110118.

It is an arithmetic number, because the mean of its divisors is an integer number (4002185700).

Almost surely, 2^111413054440 is an apocalyptic number.

111413054440 is a gapful number since it is divisible by the number (10) 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 111413054440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128069942400).

111413054440 is an abundant number, since it is smaller than the sum of its proper divisors (144726830360).

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

111413054440 is a wasteful number, since it uses less digits than its factorization.

111413054440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29434 (or 29430 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 111413054440 its reverse (44450314111), we get a palindrome (155863368551).

The spelling of 111413054440 in words is "one hundred eleven billion, four hundred thirteen million, fifty-four thousand, four hundred forty".