2566732450 has 12 divisors (see below), whose sum is σ = 4774122450. Its totient is φ = 1026692960.

The previous prime is 2566732417. The next prime is 2566732459. The reversal of 2566732450 is 542376652.

It can be written as a sum of positive squares in 3 ways, for example, as 2424479121 + 142253329 = 49239^2 + 11927^2 .

It is not an unprimeable number, because it can be changed into a prime (2566732459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25667275 + ... + 25667374.

Almost surely, 2^2566732450 is an apocalyptic number.

2566732450 is a deficient number, since it is larger than the sum of its proper divisors (2207390000).

2566732450 is a wasteful number, since it uses less digits than its factorization.

2566732450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51334661 (or 51334656 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 2566732450 is about 50662.9297415773. The cubic root of 2566732450 is about 1369.1789084176.

The spelling of 2566732450 in words is "two billion, five hundred sixty-six million, seven hundred thirty-two thousand, four hundred fifty".