113235445544 has 64 divisors (see below), whose sum is σ = 238744195200. Its totient is φ = 49988623104.

The previous prime is 113235445511. The next prime is 113235445627. The reversal of 113235445544 is 445544532311.

It is a super-2 number, since 2×113235445544² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147269 + ... + 498155.

It is an arithmetic number, because the mean of its divisors is an integer number (3730378050).

Almost surely, 2^113235445544 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 113235445544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119372097600).

113235445544 is an abundant number, since it is smaller than the sum of its proper divisors (125508749656).

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

113235445544 is a wasteful number, since it uses less digits than its factorization.

113235445544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351042 (or 351038 counting only the distinct ones).

The product of its digits is 576000, while the sum is 41.

Adding to 113235445544 its reverse (445544532311), we get a palindrome (558779977855).

The spelling of 113235445544 in words is "one hundred thirteen billion, two hundred thirty-five million, four hundred forty-five thousand, five hundred forty-four".