12866276326 has 8 divisors (see below), whose sum is σ = 19821020400. Its totient is φ = 6259269528.

The previous prime is 12866276317. The next prime is 12866276407. The reversal of 12866276326 is 62367266821.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12866276326.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 86934226 + ... + 86934373.

It is an arithmetic number, because the mean of its divisors is an integer number (2477627550).

Almost surely, 2^12866276326 is an apocalyptic number.

12866276326 is a deficient number, since it is larger than the sum of its proper divisors (6954744074).

12866276326 is a wasteful number, since it uses less digits than its factorization.

12866276326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173868638.

The product of its digits is 1741824, while the sum is 49.

The spelling of 12866276326 in words is "twelve billion, eight hundred sixty-six million, two hundred seventy-six thousand, three hundred twenty-six".