442041220229 has 8 divisors (see below), whose sum is σ = 505233546048. Its totient is φ = 378859789440.

The previous prime is 442041220219. The next prime is 442041220279. The reversal of 442041220229 is 922022140244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 442041220229 - 2²⁰ = 442040171653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 442041220195 and 442041220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442041220219) 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 in 7 ways as a sum of consecutive naturals, for example, 2636627 + ... + 2799264.

It is an arithmetic number, because the mean of its divisors is an integer number (63154193256).

Almost surely, 2^442041220229 is an apocalyptic number.

It is an amenable number.

442041220229 is a deficient number, since it is larger than the sum of its proper divisors (63192325819).

442041220229 is a wasteful number, since it uses less digits than its factorization.

442041220229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5447515.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 442041220229 in words is "four hundred forty-two billion, forty-one million, two hundred twenty thousand, two hundred twenty-nine".