6422776601599 has 2 divisors, whose sum is σ = 6422776601600. Its totient is φ = 6422776601598.

The previous prime is 6422776601569. The next prime is 6422776601621. The reversal of 6422776601599 is 9951066772246.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6422776601599 - 2²⁵ = 6422743047167 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6422776601599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6422776601509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3211388300799 + 3211388300800.

It is an arithmetic number, because the mean of its divisors is an integer number (3211388300800).

Almost surely, 2^{6422776601599} is an apocalyptic number.

6422776601599 is a deficient number, since it is larger than the sum of its proper divisors (1).

6422776601599 is an equidigital number, since it uses as much as digits as its factorization.

6422776601599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68584320, while the sum is 64.

The spelling of 6422776601599 in words is "six trillion, four hundred twenty-two billion, seven hundred seventy-six million, six hundred one thousand, five hundred ninety-nine".