2566433480 has 64 divisors (see below), whose sum is σ = 6320689200. Its totient is φ = 932060160.

The previous prime is 2566433477. The next prime is 2566433501. The reversal of 2566433480 is 843346652.

It can be written as a sum of positive squares in 8 ways, for example, as 46594276 + 2519839204 = 6826^2 + 50198^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8735 + ... + 72174.

Almost surely, 2^2566433480 is an apocalyptic number.

2566433480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2566433480 is an abundant number, since it is smaller than the sum of its proper divisors (3754255720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2566433480 is a wasteful number, since it uses less digits than its factorization.

2566433480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80994 (or 80990 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The square root of 2566433480 is about 50659.9790761899. The cubic root of 2566433480 is about 1369.1257462331.

The spelling of 2566433480 in words is "two billion, five hundred sixty-six million, four hundred thirty-three thousand, four hundred eighty".