441345039991 has 2 divisors, whose sum is σ = 441345039992. Its totient is φ = 441345039990.

The previous prime is 441345039911. The next prime is 441345040067. The reversal of 441345039991 is 199930543144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 441345039991 - 2¹⁷ = 441344908919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441345039911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220672519995 + 220672519996.

It is an arithmetic number, because the mean of its divisors is an integer number (220672519996).

Almost surely, 2^441345039991 is an apocalyptic number.

441345039991 is a deficient number, since it is larger than the sum of its proper divisors (1).

441345039991 is an equidigital number, since it uses as much as digits as its factorization.

441345039991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 441345039991 in words is "four hundred forty-one billion, three hundred forty-five million, thirty-nine thousand, nine hundred ninety-one".