12106536266 has 32 divisors (see below), whose sum is σ = 21111902208. Its totient is φ = 5151707440.

The previous prime is 12106536263. The next prime is 12106536331. The reversal of 12106536266 is 66263560121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12106536263) 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, 230750 + ... + 278313.

It is an arithmetic number, because the mean of its divisors is an integer number (659746944).

Almost surely, 2^12106536266 is an apocalyptic number.

12106536266 is a deficient number, since it is larger than the sum of its proper divisors (9005365942).

12106536266 is a wasteful number, since it uses less digits than its factorization.

12106536266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509146.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 12106536266 in words is "twelve billion, one hundred six million, five hundred thirty-six thousand, two hundred sixty-six".