422736447008 has 54 divisors (see below), whose sum is σ = 884229575103. Its totient is φ = 198905374720.

The previous prime is 422736446971. The next prime is 422736447041. The reversal of 422736447008 is 800744637224.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 410506741264 + 12229705744 = 640708^2 + 110588^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=459748.

It is a super-2 number, since 2×422736447008² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 62522348 + ... + 62529108.

Almost surely, 2^422736447008 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 422736447008

422736447008 is an abundant number, since it is smaller than the sum of its proper divisors (461493128095).

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

422736447008 is an frugal number, since it uses more digits than its factorization.

422736447008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13566 (or 6780 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 47.

The spelling of 422736447008 in words is "four hundred twenty-two billion, seven hundred thirty-six million, four hundred forty-seven thousand, eight".