12012651516260 has 48 divisors (see below), whose sum is σ = 26960114732544. Its totient is φ = 4480144455168.

The previous prime is 12012651516191. The next prime is 12012651516269. The reversal of 12012651516260 is 6261515621021.

It is a super-2 number, since 2×12012651516260² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12012651516269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165063284 + ... + 165136043.

It is an arithmetic number, because the mean of its divisors is an integer number (561669056928).

Almost surely, 2^{12012651516260} is an apocalyptic number.

12012651516260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012651516260 is an abundant number, since it is smaller than the sum of its proper divisors (14947463216284).

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

12012651516260 is a wasteful number, since it uses less digits than its factorization.

12012651516260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330199460 (or 330199458 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 12012651516260 in words is "twelve trillion, twelve billion, six hundred fifty-one million, five hundred sixteen thousand, two hundred sixty".