442224622044 has 72 divisors (see below), whose sum is σ = 1148363264048. Its totient is φ = 143386018560.

The previous prime is 442224622019. The next prime is 442224622061. The reversal of 442224622044 is 440226422244.

442224622044 is a `hidden beast` number, since 4 + 4 + 2 + 2 + 24 + 622 + 0 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5193864 + ... + 5278320.

Almost surely, 2^442224622044 is an apocalyptic number.

It is an amenable number.

442224622044 is an abundant number, since it is smaller than the sum of its proper divisors (706138642004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442224622044 is a wasteful number, since it uses less digits than its factorization.

442224622044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88435 (or 88430 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

The spelling of 442224622044 in words is "four hundred forty-two billion, two hundred twenty-four million, six hundred twenty-two thousand, forty-four".