442425000522 has 8 divisors (see below), whose sum is σ = 884850001056. Its totient is φ = 147475000172.

The previous prime is 442425000509. The next prime is 442425000533. The reversal of 442425000522 is 225000524244.

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

442425000522 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 442425000522.

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, 36868750038 + ... + 36868750049.

It is an arithmetic number, because the mean of its divisors is an integer number (110606250132).

Almost surely, 2^442425000522 is an apocalyptic number.

442425000522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

442425000522 is a wasteful number, since it uses less digits than its factorization.

442425000522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73737500092.

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 442425000522 its reverse (225000524244), we get a palindrome (667425524766).

The spelling of 442425000522 in words is "four hundred forty-two billion, four hundred twenty-five million, five hundred twenty-two", and thus it is an aban number.