12504552245 has 4 divisors (see below), whose sum is σ = 15005462700. Its totient is φ = 10003641792.

The previous prime is 12504552211. The next prime is 12504552257. The reversal of 12504552245 is 54225540521.

12504552245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7328900881 + 5175651364 = 85609^2 + 71942^2 .

It is a cyclic number.

It is not a de Polignac number, because 12504552245 - 2⁸ = 12504551989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250455220 + ... + 1250455229.

It is an arithmetic number, because the mean of its divisors is an integer number (3751365675).

Almost surely, 2^12504552245 is an apocalyptic number.

It is an amenable number.

12504552245 is a deficient number, since it is larger than the sum of its proper divisors (2500910455).

12504552245 is an equidigital number, since it uses as much as digits as its factorization.

12504552245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500910454.

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 12504552245 in words is "twelve billion, five hundred four million, five hundred fifty-two thousand, two hundred forty-five".