2566433404 has 12 divisors (see below), whose sum is σ = 4493486200. Its totient is φ = 1282580208.

The previous prime is 2566433381. The next prime is 2566433411. The reversal of 2566433404 is 4043346652.

It is a happy number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 149994 + ... + 166225.

Almost surely, 2^2566433404 is an apocalyptic number.

It is an amenable number.

2566433404 is a deficient number, since it is larger than the sum of its proper divisors (1927052796).

2566433404 is a wasteful number, since it uses less digits than its factorization.

2566433404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318252 (or 318250 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

The square root of 2566433404 is about 50659.9783260909. The cubic root of 2566433404 is about 1369.1257327184.

The spelling of 2566433404 in words is "two billion, five hundred sixty-six million, four hundred thirty-three thousand, four hundred four".