442304024069 has 2 divisors, whose sum is σ = 442304024070. Its totient is φ = 442304024068.

The previous prime is 442304024027. The next prime is 442304024117. The reversal of 442304024069 is 960420403244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293260156225 + 149043867844 = 541535^2 + 386062^2 .

It is a cyclic number.

It is not a de Polignac number, because 442304024069 - 2²⁸ = 442035588613 is a prime.

It is a super-2 number, since 2×442304024069² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442304023069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221152012034 + 221152012035.

It is an arithmetic number, because the mean of its divisors is an integer number (221152012035).

Almost surely, 2^442304024069 is an apocalyptic number.

It is an amenable number.

442304024069 is a deficient number, since it is larger than the sum of its proper divisors (1).

442304024069 is an equidigital number, since it uses as much as digits as its factorization.

442304024069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 442304024069 in words is "four hundred forty-two billion, three hundred four million, twenty-four thousand, sixty-nine".