5664222787 has 2 divisors, whose sum is σ = 5664222788. Its totient is φ = 5664222786.

The previous prime is 5664222763. The next prime is 5664222793. The reversal of 5664222787 is 7872224665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5664222787 - 2²³ = 5655834179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5664222787.

It is not a weakly prime, because it can be changed into another prime (5664222287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832111393 + 2832111394.

It is an arithmetic number, because the mean of its divisors is an integer number (2832111394).

Almost surely, 2^5664222787 is an apocalyptic number.

5664222787 is a deficient number, since it is larger than the sum of its proper divisors (1).

5664222787 is an equidigital number, since it uses as much as digits as its factorization.

5664222787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2257920, while the sum is 49.

The square root of 5664222787 is about 75261.0309987845. The cubic root of 5664222787 is about 1782.5707485687.

The spelling of 5664222787 in words is "five billion, six hundred sixty-four million, two hundred twenty-two thousand, seven hundred eighty-seven".