12246000420265 has 4 divisors (see below), whose sum is σ = 14695200504324. Its totient is φ = 9796800336208.

The previous prime is 12246000420223. The next prime is 12246000420301. The reversal of 12246000420265 is 56202400064221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1815451727769 + 10430548692496 = 1347387^2 + 3229636^2 .

It is a cyclic number.

It is not a de Polignac number, because 12246000420265 - 2¹⁹ = 12245999895977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12246000420265.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1224600042022 + ... + 1224600042031.

It is an arithmetic number, because the mean of its divisors is an integer number (3673800126081).

Almost surely, 2^{12246000420265} is an apocalyptic number.

It is an amenable number.

12246000420265 is a deficient number, since it is larger than the sum of its proper divisors (2449200084059).

12246000420265 is an equidigital number, since it uses as much as digits as its factorization.

12246000420265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449200084058.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 12246000420265 its reverse (56202400064221), we get a palindrome (68448400484486).

The spelling of 12246000420265 in words is "twelve trillion, two hundred forty-six billion, four hundred twenty thousand, two hundred sixty-five".