25229264255 has 16 divisors (see below), whose sum is σ = 32613960960. Its totient is φ = 18625133568.

The previous prime is 25229264251. The next prime is 25229264257. The reversal of 25229264255 is 55246292252.

It is a cyclic number.

It is not a de Polignac number, because 25229264255 - 2² = 25229264251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25229264251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160559 + ... + 276111.

It is an arithmetic number, because the mean of its divisors is an integer number (2038372560).

Almost surely, 2^25229264255 is an apocalyptic number.

25229264255 is a deficient number, since it is larger than the sum of its proper divisors (7384696705).

25229264255 is a wasteful number, since it uses less digits than its factorization.

25229264255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118930.

The product of its digits is 864000, while the sum is 44.

The spelling of 25229264255 in words is "twenty-five billion, two hundred twenty-nine million, two hundred sixty-four thousand, two hundred fifty-five".