42223777759 has 2 divisors, whose sum is σ = 42223777760. Its totient is φ = 42223777758.

The previous prime is 42223777747. The next prime is 42223777777. The reversal of 42223777759 is 95777732224.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42223777759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42223787759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21111888879 + 21111888880.

It is an arithmetic number, because the mean of its divisors is an integer number (21111888880).

Almost surely, 2^42223777759 is an apocalyptic number.

42223777759 is a deficient number, since it is larger than the sum of its proper divisors (1).

42223777759 is an equidigital number, since it uses as much as digits as its factorization.

42223777759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10372320, while the sum is 55.

The spelling of 42223777759 in words is "forty-two billion, two hundred twenty-three million, seven hundred seventy-seven thousand, seven hundred fifty-nine".