25313066253 has 24 divisors (see below), whose sum is σ = 37154965536. Its totient is φ = 16602933600.

The previous prime is 25313066243. The next prime is 25313066257. The reversal of 25313066253 is 35266031352.

25313066253 is a `hidden beast` number, since 25 + 3 + 1 + 3 + 0 + 6 + 625 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-25313066253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25313066257) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 469498 + ... + 520628.

It is an arithmetic number, because the mean of its divisors is an integer number (1548123564).

Almost surely, 2^25313066253 is an apocalyptic number.

It is an amenable number.

25313066253 is a deficient number, since it is larger than the sum of its proper divisors (11841899283).

25313066253 is a wasteful number, since it uses less digits than its factorization.

25313066253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52025 (or 52022 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 25313066253 in words is "twenty-five billion, three hundred thirteen million, sixty-six thousand, two hundred fifty-three".