12246145564 has 24 divisors (see below), whose sum is σ = 21758744448. Its totient is φ = 6029430000.

The previous prime is 12246145547. The next prime is 12246145577. The reversal of 12246145564 is 46554164221.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 883689 + ... + 897439.

It is an arithmetic number, because the mean of its divisors is an integer number (906614352).

Almost surely, 2^12246145564 is an apocalyptic number.

It is an amenable number.

12246145564 is a deficient number, since it is larger than the sum of its proper divisors (9512598884).

12246145564 is a wasteful number, since it uses less digits than its factorization.

12246145564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17145 (or 17143 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The spelling of 12246145564 in words is "twelve billion, two hundred forty-six million, one hundred forty-five thousand, five hundred sixty-four".