113400111444 has 96 divisors (see below), whose sum is σ = 277737707520. Its totient is φ = 35943388800.

The previous prime is 113400111437. The next prime is 113400111479. The reversal of 113400111444 is 444111004311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35535889 + ... + 35539079.

It is an arithmetic number, because the mean of its divisors is an integer number (2893101120).

Almost surely, 2^113400111444 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 113400111444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138868853760).

113400111444 is an abundant number, since it is smaller than the sum of its proper divisors (164337596076).

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

113400111444 is a wasteful number, since it uses less digits than its factorization.

113400111444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3941 (or 3939 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 113400111444 its reverse (444111004311), we get a palindrome (557511115755).

The spelling of 113400111444 in words is "one hundred thirteen billion, four hundred million, one hundred eleven thousand, four hundred forty-four".