12489032266 has 8 divisors (see below), whose sum is σ = 18739862784. Its totient is φ = 6242411340.

The previous prime is 12489032261. The next prime is 12489032317. The reversal of 12489032266 is 66223098421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12489032261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1044970 + ... + 1056853.

It is an arithmetic number, because the mean of its divisors is an integer number (2342482848).

Almost surely, 2^12489032266 is an apocalyptic number.

12489032266 is a deficient number, since it is larger than the sum of its proper divisors (6250830518).

12489032266 is a wasteful number, since it uses less digits than its factorization.

12489032266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104796.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 12489032266 in words is "twelve billion, four hundred eighty-nine million, thirty-two thousand, two hundred sixty-six".