12407115897488 has 40 divisors (see below), whose sum is σ = 26780611582200. Its totient is φ = 5528900450304.

The previous prime is 12407115897481. The next prime is 12407115897509. The reversal of 12407115897488 is 88479851170421.

It can be written as a sum of positive squares in 4 ways, for example, as 76006078864 + 12331109818624 = 275692^2 + 3511568^2 .

It is not an unprimeable number, because it can be changed into a prime (12407115897481) 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 7 ways as a sum of consecutive naturals, for example, 1028435273 + ... + 1028447336.

It is an arithmetic number, because the mean of its divisors is an integer number (669515289555).

Almost surely, 2^{12407115897488} is an apocalyptic number.

It is an amenable number.

12407115897488 is an abundant number, since it is smaller than the sum of its proper divisors (14373495684712).

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

12407115897488 is a wasteful number, since it uses less digits than its factorization.

12407115897488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056882659 (or 2056882653 counting only the distinct ones).

The product of its (nonzero) digits is 36126720, while the sum is 65.

The spelling of 12407115897488 in words is "twelve trillion, four hundred seven billion, one hundred fifteen million, eight hundred ninety-seven thousand, four hundred eighty-eight".