2566250450 has 12 divisors (see below), whose sum is σ = 4773225930. Its totient is φ = 1026500160.

The previous prime is 2566250429. The next prime is 2566250471. The reversal of 2566250450 is 540526652.

It is an interprime number because it is at equal distance from previous prime (2566250429) and next prime (2566250471).

It can be written as a sum of positive squares in 3 ways, for example, as 2123274241 + 442976209 = 46079^2 + 21047^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2566250450.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25662455 + ... + 25662554.

Almost surely, 2^2566250450 is an apocalyptic number.

2566250450 is a deficient number, since it is larger than the sum of its proper divisors (2206975480).

2566250450 is a wasteful number, since it uses less digits than its factorization.

2566250450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51325021 (or 51325016 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 2566250450 is about 50658.1725884383. The cubic root of 2566250450 is about 1369.0931982055.

The spelling of 2566250450 in words is "two billion, five hundred sixty-six million, two hundred fifty thousand, four hundred fifty".