442244200624 has 20 divisors (see below), whose sum is σ = 867694320160. Its totient is φ = 218323085760.

The previous prime is 442244200571. The next prime is 442244200663. The reversal of 442244200624 is 426002442244.

It is a self number, because there is not a number n which added to its sum of digits gives 442244200624.

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, 174937107 + ... + 174939634.

It is an arithmetic number, because the mean of its divisors is an integer number (43384716008).

Almost surely, 2^442244200624 is an apocalyptic number.

It is an amenable number.

442244200624 is a deficient number, since it is larger than the sum of its proper divisors (425450119536).

442244200624 is a wasteful number, since it uses less digits than its factorization.

442244200624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349876828 (or 349876822 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 442244200624 its reverse (426002442244), we get a palindrome (868246642868).

The spelling of 442244200624 in words is "four hundred forty-two billion, two hundred forty-four million, two hundred thousand, six hundred twenty-four".