442066089306 has 16 divisors (see below), whose sum is σ = 884778963264. Its totient is φ = 147247565664.

The previous prime is 442066089287. The next prime is 442066089389. The reversal of 442066089306 is 603980660244.

It is a Curzon number.

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, 26940475 + ... + 26956878.

It is an arithmetic number, because the mean of its divisors is an integer number (55298685204).

Almost surely, 2^442066089306 is an apocalyptic number.

442066089306 is an abundant number, since it is smaller than the sum of its proper divisors (442712873958).

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

442066089306 is a wasteful number, since it uses less digits than its factorization.

442066089306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53898725.

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 442066089306 in words is "four hundred forty-two billion, sixty-six million, eighty-nine thousand, three hundred six".