422744771673 has 24 divisors (see below), whose sum is σ = 697885613568. Its totient is φ = 241561092672.

The previous prime is 422744771633. The next prime is 422744771711. The reversal of 422744771673 is 376177447224.

422744771673 is a `hidden beast` number, since 4 + 2 + 2 + 7 + 4 + 477 + 167 + 3 = 666.

It is not a de Polignac number, because 422744771673 - 2¹⁴ = 422744755289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422744771633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2513061 + ... + 2675997.

It is an arithmetic number, because the mean of its divisors is an integer number (29078567232).

Almost surely, 2^422744771673 is an apocalyptic number.

It is an amenable number.

422744771673 is a deficient number, since it is larger than the sum of its proper divisors (275140841895).

422744771673 is a wasteful number, since it uses less digits than its factorization.

422744771673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204133 (or 204130 counting only the distinct ones).

The product of its digits is 11063808, while the sum is 54.

The spelling of 422744771673 in words is "four hundred twenty-two billion, seven hundred forty-four million, seven hundred seventy-one thousand, six hundred seventy-three".