113533514633640 has 256 divisors, whose sum is σ = 356218574929920. Its totient is φ = 28893358376960.

The previous prime is 113533514633629. The next prime is 113533514633677. The reversal of 113533514633640 is 46336415335311.

It is a self number, because there is not a number n which added to its sum of digits gives 113533514633640.

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, 7991371417 + ... + 7991385623.

It is an arithmetic number, because the mean of its divisors is an integer number (1391478808320).

Almost surely, 2^{113533514633640} is an apocalyptic number.

113533514633640 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 113533514633640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178109287464960).

113533514633640 is an abundant number, since it is smaller than the sum of its proper divisors (242685060296280).

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

113533514633640 is a wasteful number, since it uses less digits than its factorization.

113533514633640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20632 (or 20628 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 48.

Adding to 113533514633640 its reverse (46336415335311), we get a palindrome (159869929968951).

The spelling of 113533514633640 in words is "one hundred thirteen trillion, five hundred thirty-three billion, five hundred fourteen million, six hundred thirty-three thousand, six hundred forty".