444642234306422 has 16 divisors (see below), whose sum is σ = 668904991634880. Its totient is φ = 221673941224968.

The previous prime is 444642234306407. The next prime is 444642234306449. The reversal of 444642234306422 is 224603432246444.

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, 14432729 + ... + 33129867.

It is an arithmetic number, because the mean of its divisors is an integer number (41806561977180).

Almost surely, 2^{444642234306422} is an apocalyptic number.

444642234306422 is a deficient number, since it is larger than the sum of its proper divisors (224262757328458).

444642234306422 is a wasteful number, since it uses less digits than its factorization.

444642234306422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18731755.

The product of its (nonzero) digits is 21233664, while the sum is 50.

The spelling of 444642234306422 in words is "four hundred forty-four trillion, six hundred forty-two billion, two hundred thirty-four million, three hundred six thousand, four hundred twenty-two".