2566424203 has 16 divisors (see below), whose sum is σ = 3094986240. Its totient is φ = 2080495296.

The previous prime is 2566424191. The next prime is 2566424209. The reversal of 2566424203 is 3024246652.

It is a cyclic number.

It is not a de Polignac number, because 2566424203 - 2⁵ = 2566424171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2566424209) 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, 75225 + ... + 103882.

It is an arithmetic number, because the mean of its divisors is an integer number (193436640).

Almost surely, 2^2566424203 is an apocalyptic number.

2566424203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2566424203 is a deficient number, since it is larger than the sum of its proper divisors (528562037).

2566424203 is a wasteful number, since it uses less digits than its factorization.

2566424203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179226.

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 2566424203 is about 50659.8875146797. The cubic root of 2566424203 is about 1369.1240965514.

The spelling of 2566424203 in words is "two billion, five hundred sixty-six million, four hundred twenty-four thousand, two hundred three".