12025336680 has 128 divisors (see below), whose sum is σ = 45810835200. Its totient is φ = 2748646656.

The previous prime is 12025336651. The next prime is 12025336681. The reversal of 12025336680 is 8663352021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (12025336681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 787767 + ... + 802886.

It is an arithmetic number, because the mean of its divisors is an integer number (357897150).

Almost surely, 2^12025336680 is an apocalyptic number.

12025336680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12025336680 is an abundant number, since it is smaller than the sum of its proper divisors (33785498520).

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

12025336680 is a wasteful number, since it uses less digits than its factorization.

12025336680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590680 (or 1590670 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 12025336680 in words is "twelve billion, twenty-five million, three hundred thirty-six thousand, six hundred eighty".