12295645266 has 16 divisors (see below), whose sum is σ = 24639609600. Its totient is φ = 4090495248.

The previous prime is 12295645261. The next prime is 12295645283. The reversal of 12295645266 is 66254659221.

It is not an unprimeable number, because it can be changed into a prime (12295645261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2009986 + ... + 2016093.

It is an arithmetic number, because the mean of its divisors is an integer number (1539975600).

Almost surely, 2^12295645266 is an apocalyptic number.

12295645266 is an abundant number, since it is smaller than the sum of its proper divisors (12343964334).

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

12295645266 is a wasteful number, since it uses less digits than its factorization.

12295645266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4026593.

The product of its digits is 1555200, while the sum is 48.

The spelling of 12295645266 in words is "twelve billion, two hundred ninety-five million, six hundred forty-five thousand, two hundred sixty-six".