442547625442 has 16 divisors (see below), whose sum is σ = 714896118720. Its totient is φ = 204249466512.

The previous prime is 442547625391. The next prime is 442547625451. The reversal of 442547625442 is 244526745244.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2396659 + ... + 2574697.

It is an arithmetic number, because the mean of its divisors is an integer number (44681007420).

Almost surely, 2^442547625442 is an apocalyptic number.

442547625442 is a deficient number, since it is larger than the sum of its proper divisors (272348493278).

442547625442 is a wasteful number, since it uses less digits than its factorization.

442547625442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273657.

The product of its digits is 8601600, while the sum is 49.

The spelling of 442547625442 in words is "four hundred forty-two billion, five hundred forty-seven million, six hundred twenty-five thousand, four hundred forty-two".