442221504037329 has 32 divisors (see below), whose sum is σ = 602305793961984. Its totient is φ = 288478530282240.

The previous prime is 442221504037309. The next prime is 442221504037351. The reversal of 442221504037329 is 923730405122244.

It is not a de Polignac number, because 442221504037329 - 2⁸ = 442221504037073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442221504037309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17637346537 + ... + 17637371609.

It is an arithmetic number, because the mean of its divisors is an integer number (18822056061312).

Almost surely, 2^{442221504037329} is an apocalyptic number.

It is an amenable number.

442221504037329 is a deficient number, since it is larger than the sum of its proper divisors (160084289924655).

442221504037329 is a wasteful number, since it uses less digits than its factorization.

442221504037329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47517.

The product of its (nonzero) digits is 2903040, while the sum is 48.

The spelling of 442221504037329 in words is "four hundred forty-two trillion, two hundred twenty-one billion, five hundred four million, thirty-seven thousand, three hundred twenty-nine".