113540522051440 has 160 divisors (see below), whose sum is σ = 304972474726656. Its totient is φ = 38852107898880.

The previous prime is 113540522051431. The next prime is 113540522051459. The reversal of 113540522051440 is 44150225045311.

It is a self number, because there is not a number n which added to its sum of digits gives 113540522051440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86761819 + ... + 88060741.

Almost surely, 2^{113540522051440} is an apocalyptic number.

113540522051440 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 113540522051440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152486237363328).

113540522051440 is an abundant number, since it is smaller than the sum of its proper divisors (191431952675216).

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

113540522051440 is a wasteful number, since it uses less digits than its factorization.

113540522051440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304807 (or 1304801 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 113540522051440 its reverse (44150225045311), we get a palindrome (157690747096751).

The spelling of 113540522051440 in words is "one hundred thirteen trillion, five hundred forty billion, five hundred twenty-two million, fifty-one thousand, four hundred forty".