25550272265 has 8 divisors (see below), whose sum is σ = 35040373440. Its totient is φ = 17520186672.

The previous prime is 25550272157. The next prime is 25550272271. The reversal of 25550272265 is 56227205552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25550272265 - 2¹⁴ = 25550255881 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 365003855 + ... + 365003924.

It is an arithmetic number, because the mean of its divisors is an integer number (4380046680).

Almost surely, 2^25550272265 is an apocalyptic number.

It is an amenable number.

25550272265 is a deficient number, since it is larger than the sum of its proper divisors (9490101175).

25550272265 is an equidigital number, since it uses as much as digits as its factorization.

25550272265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730007791.

The product of its (nonzero) digits is 420000, while the sum is 41.

The spelling of 25550272265 in words is "twenty-five billion, five hundred fifty million, two hundred seventy-two thousand, two hundred sixty-five".