441666228079 has 2 divisors, whose sum is σ = 441666228080. Its totient is φ = 441666228078.

The previous prime is 441666228067. The next prime is 441666228197. The reversal of 441666228079 is 970822666144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 441666228079 - 2⁹ = 441666227567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441666208079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220833114039 + 220833114040.

It is an arithmetic number, because the mean of its divisors is an integer number (220833114040).

Almost surely, 2^441666228079 is an apocalyptic number.

441666228079 is a deficient number, since it is larger than the sum of its proper divisors (1).

441666228079 is an equidigital number, since it uses as much as digits as its factorization.

441666228079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 441666228079 in words is "four hundred forty-one billion, six hundred sixty-six million, two hundred twenty-eight thousand, seventy-nine".