12041156040 has 64 divisors (see below), whose sum is σ = 36195465600. Its totient is φ = 3204575232.

The previous prime is 12041156021. The next prime is 12041156041. The reversal of 12041156040 is 4065114021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 12041156040.

It is not an unprimeable number, because it can be changed into a prime (12041156041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39385 + ... + 160104.

It is an arithmetic number, because the mean of its divisors is an integer number (565554150).

Almost surely, 2^12041156040 is an apocalyptic number.

12041156040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12041156040 is an abundant number, since it is smaller than the sum of its proper divisors (24154309560).

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

12041156040 is a wasteful number, since it uses less digits than its factorization.

12041156040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200006 (or 200002 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The spelling of 12041156040 in words is "twelve billion, forty-one million, one hundred fifty-six thousand, forty".