442204554206 has 16 divisors (see below), whose sum is σ = 697076700144. Its totient is φ = 210123595584.

The previous prime is 442204554199. The next prime is 442204554247. The reversal of 442204554206 is 602455402244.

It is a self number, because there is not a number n which added to its sum of digits gives 442204554206.

It is a congruent 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, 69482135 + ... + 69488498.

It is an arithmetic number, because the mean of its divisors is an integer number (43567293759).

Almost surely, 2^442204554206 is an apocalyptic number.

442204554206 is a deficient number, since it is larger than the sum of its proper divisors (254872145938).

442204554206 is a wasteful number, since it uses less digits than its factorization.

442204554206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138970715.

The product of its (nonzero) digits is 307200, while the sum is 38.

The spelling of 442204554206 in words is "four hundred forty-two billion, two hundred four million, five hundred fifty-four thousand, two hundred six".