12504010254561 has 24 divisors (see below), whose sum is σ = 20641639871424. Its totient is φ = 7145114401440.

The previous prime is 12504010254559. The next prime is 12504010254563. The reversal of 12504010254561 is 16545201040521.

12504010254561 is a `hidden beast` number, since 1 + 2 + 5 + 0 + 4 + 0 + 102 + 545 + 6 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (12504010254559) and next prime (12504010254563).

It is not a de Polignac number, because 12504010254561 - 2¹ = 12504010254559 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12504010254563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19034851 + ... + 19680791.

It is an arithmetic number, because the mean of its divisors is an integer number (860068327976).

Almost surely, 2^{12504010254561} is an apocalyptic number.

It is an amenable number.

12504010254561 is a deficient number, since it is larger than the sum of its proper divisors (8137629616863).

12504010254561 is a wasteful number, since it uses less digits than its factorization.

12504010254561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953221 (or 953218 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 12504010254561 in words is "twelve trillion, five hundred four billion, ten million, two hundred fifty-four thousand, five hundred sixty-one".