12013170240 has 112 divisors (see below), whose sum is σ = 38213214912. Its totient is φ = 3197515776.

The previous prime is 12013170229. The next prime is 12013170271. The reversal of 12013170240 is 4207131021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 513682 + ... + 536558.

Almost surely, 2^12013170240 is an apocalyptic number.

12013170240 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 12013170240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19106607456).

12013170240 is an abundant number, since it is smaller than the sum of its proper divisors (26200044672).

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

12013170240 is a wasteful number, since it uses less digits than its factorization.

12013170240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23444 (or 23434 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The spelling of 12013170240 in words is "twelve billion, thirteen million, one hundred seventy thousand, two hundred forty".