2566425203 has 4 divisors (see below), whose sum is σ = 2569995360. Its totient is φ = 2562855048.

The previous prime is 2566425193. The next prime is 2566425233. The reversal of 2566425203 is 3025246652.

2566425203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2566425203 - 2⁶ = 2566425139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2566425233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1784000 + ... + 1785437.

It is an arithmetic number, because the mean of its divisors is an integer number (642498840).

Almost surely, 2^2566425203 is an apocalyptic number.

2566425203 is a deficient number, since it is larger than the sum of its proper divisors (3570157).

2566425203 is an equidigital number, since it uses as much as digits as its factorization.

2566425203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3570156.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 2566425203 is about 50659.8973844204. The cubic root of 2566425203 is about 1369.1242743765.

The spelling of 2566425203 in words is "two billion, five hundred sixty-six million, four hundred twenty-five thousand, two hundred three".