12356026706 has 4 divisors (see below), whose sum is σ = 18534040062. Its totient is φ = 6178013352.

The previous prime is 12356026693. The next prime is 12356026741. The reversal of 12356026706 is 60762065321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9349149481 + 3006877225 = 96691^2 + 54835^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12356026706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3089006675 + ... + 3089006678.

Almost surely, 2^12356026706 is an apocalyptic number.

12356026706 is a deficient number, since it is larger than the sum of its proper divisors (6178013356).

12356026706 is an equidigital number, since it uses as much as digits as its factorization.

12356026706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6178013355.

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 12356026706 in words is "twelve billion, three hundred fifty-six million, twenty-six thousand, seven hundred six".