12254333432065 has 4 divisors (see below), whose sum is σ = 14705200118484. Its totient is φ = 9803466745648.

The previous prime is 12254333432051. The next prime is 12254333432087. The reversal of 12254333432065 is 56023433345221.

It is a happy number.

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 1406479774401 + 10847853657664 = 1185951^2 + 3293608^2 .

It is a cyclic number.

It is not a de Polignac number, because 12254333432065 - 2⁹ = 12254333431553 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1225433343202 + ... + 1225433343211.

It is an arithmetic number, because the mean of its divisors is an integer number (3676300029621).

Almost surely, 2^{12254333432065} is an apocalyptic number.

It is an amenable number.

12254333432065 is a deficient number, since it is larger than the sum of its proper divisors (2450866686419).

12254333432065 is an equidigital number, since it uses as much as digits as its factorization.

12254333432065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450866686418.

The product of its (nonzero) digits is 1555200, while the sum is 43.

Adding to 12254333432065 its reverse (56023433345221), we get a palindrome (68277766777286).

The spelling of 12254333432065 in words is "twelve trillion, two hundred fifty-four billion, three hundred thirty-three million, four hundred thirty-two thousand, sixty-five".