443421422412 has 24 divisors (see below), whose sum is σ = 1068025792512. Its totient is φ = 143039168400.

The previous prime is 443421422351. The next prime is 443421422441. The reversal of 443421422412 is 214224124344.

It is a nude number because it is divisible by every one of its digits.

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, 595996164 + ... + 595996907.

It is an arithmetic number, because the mean of its divisors is an integer number (44501074688).

Almost surely, 2^443421422412 is an apocalyptic number.

It is an amenable number.

443421422412 is an abundant number, since it is smaller than the sum of its proper divisors (624604370100).

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

443421422412 is a wasteful number, since it uses less digits than its factorization.

443421422412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191993109 (or 1191993107 counting only the distinct ones).

The product of its digits is 49152, while the sum is 33.

Adding to 443421422412 its reverse (214224124344), we get a palindrome (657645546756).

The spelling of 443421422412 in words is "four hundred forty-three billion, four hundred twenty-one million, four hundred twenty-two thousand, four hundred twelve".