2550248566 has 4 divisors (see below), whose sum is σ = 3825372852. Its totient is φ = 1275124282.

The previous prime is 2550248563. The next prime is 2550248587. The reversal of 2550248566 is 6658420552.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2550248563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637562140 + ... + 637562143.

It is an arithmetic number, because the mean of its divisors is an integer number (956343213).

Almost surely, 2^2550248566 is an apocalyptic number.

2550248566 is a deficient number, since it is larger than the sum of its proper divisors (1275124286).

2550248566 is a wasteful number, since it uses less digits than its factorization.

2550248566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275124285.

The product of its (nonzero) digits is 576000, while the sum is 43.

The square root of 2550248566 is about 50499.9858019782. The cubic root of 2550248566 is about 1366.2415974775.

The spelling of 2550248566 in words is "two billion, five hundred fifty million, two hundred forty-eight thousand, five hundred sixty-six".