25012564046253 has 24 divisors (see below), whose sum is σ = 41290753088000. Its totient is φ = 14292834489504.

The previous prime is 25012564046251. The next prime is 25012564046257. The reversal of 25012564046253 is 35264046521052.

25012564046253 is a `hidden beast` number, since 2 + 5 + 0 + 12 + 5 + 6 + 4 + 0 + 4 + 625 + 3 = 666.

It is not a de Polignac number, because 25012564046253 - 2¹ = 25012564046251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25012564046199 and 25012564046208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25012564046251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17820603 + ... + 19172871.

Almost surely, 2^{25012564046253} is an apocalyptic number.

It is an amenable number.

25012564046253 is a deficient number, since it is larger than the sum of its proper divisors (16278189041747).

25012564046253 is a wasteful number, since it uses less digits than its factorization.

25012564046253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645881 (or 1645878 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 25012564046253 in words is "twenty-five trillion, twelve billion, five hundred sixty-four million, forty-six thousand, two hundred fifty-three".