442000246064 has 20 divisors (see below), whose sum is σ = 922250513856. Its totient is φ = 204000113472.

The previous prime is 442000246031. The next prime is 442000246081. The reversal of 442000246064 is 460642000244.

It is a self number, because there is not a number n which added to its sum of digits gives 442000246064.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062500384 + ... + 1062500799.

Almost surely, 2^442000246064 is an apocalyptic number.

It is an amenable number.

442000246064 is an abundant number, since it is smaller than the sum of its proper divisors (480250267792).

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

442000246064 is a wasteful number, since it uses less digits than its factorization.

442000246064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125001204 (or 2125001198 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 442000246064 in words is "four hundred forty-two billion, two hundred forty-six thousand, sixty-four".