113533000240 has 160 divisors (see below), whose sum is σ = 293911384896. Its totient is φ = 40434401280.

The previous prime is 113533000181. The next prime is 113533000271. The reversal of 113533000240 is 42000335311.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 31386912 + ... + 31390528.

Almost surely, 2^113533000240 is an apocalyptic number.

113533000240 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 113533000240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146955692448).

113533000240 is an abundant number, since it is smaller than the sum of its proper divisors (180378384656).

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

113533000240 is a wasteful number, since it uses less digits than its factorization.

113533000240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4367 (or 4361 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 113533000240 its reverse (42000335311), we get a palindrome (155533335551).

The spelling of 113533000240 in words is "one hundred thirteen billion, five hundred thirty-three million, two hundred forty", and thus it is an aban number.