6406566883 has 2 divisors, whose sum is σ = 6406566884. Its totient is φ = 6406566882.

The previous prime is 6406566863. The next prime is 6406566941. The reversal of 6406566883 is 3886656046.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6406566883 - 2¹⁷ = 6406435811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6406566883.

It is not a weakly prime, because it can be changed into another prime (6406566823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3203283441 + 3203283442.

It is an arithmetic number, because the mean of its divisors is an integer number (3203283442).

Almost surely, 2^6406566883 is an apocalyptic number.

6406566883 is a deficient number, since it is larger than the sum of its proper divisors (1).

6406566883 is an equidigital number, since it uses as much as digits as its factorization.

6406566883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 52.

The square root of 6406566883 is about 80041.0324958393. The cubic root of 6406566883 is about 1857.2703324358.

The spelling of 6406566883 in words is "six billion, four hundred six million, five hundred sixty-six thousand, eight hundred eighty-three".