113503541440 has 112 divisors (see below), whose sum is σ = 273247737984. Its totient is φ = 44903936000.

The previous prime is 113503541429. The next prime is 113503541461. The reversal of 113503541440 is 44145305311.

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 15 ways as a sum of consecutive naturals, for example, 60469782 + ... + 60471658.

Almost surely, 2^113503541440 is an apocalyptic number.

113503541440 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 113503541440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136623868992).

113503541440 is an abundant number, since it is smaller than the sum of its proper divisors (159744196544).

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

113503541440 is a wasteful number, since it uses less digits than its factorization.

113503541440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3866 (or 3856 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 113503541440 its reverse (44145305311), we get a palindrome (157648846751).

The spelling of 113503541440 in words is "one hundred thirteen billion, five hundred three million, five hundred forty-one thousand, four hundred forty".