442350823627 has 2 divisors, whose sum is σ = 442350823628. Its totient is φ = 442350823626.

The previous prime is 442350823619. The next prime is 442350823669. The reversal of 442350823627 is 726328053244.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442350823627 - 2³ = 442350823619 is a prime.

It is a super-2 number, since 2×442350823627² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (442350823697) 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, 221175411813 + 221175411814.

It is an arithmetic number, because the mean of its divisors is an integer number (221175411814).

Almost surely, 2^442350823627 is an apocalyptic number.

442350823627 is a deficient number, since it is larger than the sum of its proper divisors (1).

442350823627 is an equidigital number, since it uses as much as digits as its factorization.

442350823627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1935360, while the sum is 46.

The spelling of 442350823627 in words is "four hundred forty-two billion, three hundred fifty million, eight hundred twenty-three thousand, six hundred twenty-seven".