113253523303440 has 320 divisors, whose sum is σ = 381051163164672. Its totient is φ = 27659723520000.

The previous prime is 113253523303379. The next prime is 113253523303451. The reversal of 113253523303440 is 44303325352311.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2422460065 + ... + 2422506815.

Almost surely, 2^{113253523303440} is an apocalyptic number.

113253523303440 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 113253523303440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190525581582336).

113253523303440 is an abundant number, since it is smaller than the sum of its proper divisors (267797639861232).

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

113253523303440 is a wasteful number, since it uses less digits than its factorization.

113253523303440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52838 (or 52832 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 39.

Adding to 113253523303440 its reverse (44303325352311), we get a palindrome (157556848655751).

The spelling of 113253523303440 in words is "one hundred thirteen trillion, two hundred fifty-three billion, five hundred twenty-three million, three hundred three thousand, four hundred forty".