2566232443 has 2 divisors, whose sum is σ = 2566232444. Its totient is φ = 2566232442.

The previous prime is 2566232423. The next prime is 2566232479. The reversal of 2566232443 is 3442326652.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2566232443 is a prime.

It is not a weakly prime, because it can be changed into another prime (2566232423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1283116221 + 1283116222.

It is an arithmetic number, because the mean of its divisors is an integer number (1283116222).

Almost surely, 2^2566232443 is an apocalyptic number.

2566232443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2566232443 is an equidigital number, since it uses as much as digits as its factorization.

2566232443 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2566232443 is about 50657.9948576728. The cubic root of 2566232443 is about 1369.0899959565.

The spelling of 2566232443 in words is "two billion, five hundred sixty-six million, two hundred thirty-two thousand, four hundred forty-three".