12140268888 has 64 divisors (see below), whose sum is σ = 35057473920. Its totient is φ = 3462464000.

The previous prime is 12140268883. The next prime is 12140268911. The reversal of 12140268888 is 88886204121.

It is a super-2 number, since 2×12140268888² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12140268883) 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, 1348038 + ... + 1357013.

It is an arithmetic number, because the mean of its divisors is an integer number (547773030).

Almost surely, 2^12140268888 is an apocalyptic number.

It is an amenable number.

12140268888 is an abundant number, since it is smaller than the sum of its proper divisors (22917205032).

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

12140268888 is a wasteful number, since it uses less digits than its factorization.

12140268888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705088 (or 2705084 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 48.

The spelling of 12140268888 in words is "twelve billion, one hundred forty million, two hundred sixty-eight thousand, eight hundred eighty-eight".