12002526660 has 48 divisors (see below), whose sum is σ = 35583964416. Its totient is φ = 3012398592.

The previous prime is 12002526631. The next prime is 12002526667. The reversal of 12002526660 is 6662520021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (12002526667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5882572 + ... + 5884611.

It is an arithmetic number, because the mean of its divisors is an integer number (741332592).

Almost surely, 2^12002526660 is an apocalyptic number.

12002526660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002526660 is an abundant number, since it is smaller than the sum of its proper divisors (23581437756).

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

12002526660 is a wasteful number, since it uses less digits than its factorization.

12002526660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11767212 (or 11767210 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 12002526660 in words is "twelve billion, two million, five hundred twenty-six thousand, six hundred sixty".