5566778083 has 2 divisors, whose sum is σ = 5566778084. Its totient is φ = 5566778082.

The previous prime is 5566778081. The next prime is 5566778093. The reversal of 5566778083 is 3808776655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5566778083 - 2¹ = 5566778081 is a prime.

Together with 5566778081, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5566778081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2783389041 + 2783389042.

It is an arithmetic number, because the mean of its divisors is an integer number (2783389042).

Almost surely, 2^5566778083 is an apocalyptic number.

5566778083 is a deficient number, since it is larger than the sum of its proper divisors (1).

5566778083 is an equidigital number, since it uses as much as digits as its factorization.

5566778083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The square root of 5566778083 is about 74610.8442721298. The cubic root of 5566778083 is about 1772.2893846800.

The spelling of 5566778083 in words is "five billion, five hundred sixty-six million, seven hundred seventy-eight thousand, eighty-three".