606422444664 has 128 divisors (see below), whose sum is σ = 1573178112000. Its totient is φ = 194594918400.

The previous prime is 606422444659. The next prime is 606422444671. The reversal of 606422444664 is 466444224606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 290292132 + ... + 290294220.

It is an arithmetic number, because the mean of its divisors is an integer number (12290454000).

Almost surely, 2^606422444664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 606422444664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (786589056000).

606422444664 is an abundant number, since it is smaller than the sum of its proper divisors (966755667336).

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

606422444664 is a wasteful number, since it uses less digits than its factorization.

606422444664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3989 (or 3985 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 48.

The spelling of 606422444664 in words is "six hundred six billion, four hundred twenty-two million, four hundred forty-four thousand, six hundred sixty-four".