4444423412 has 72 divisors (see below), whose sum is σ = 9421392288. Its totient is φ = 1821314880.

The previous prime is 4444423409. The next prime is 4444423421. The reversal of 4444423412 is 2143244444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262343 + ... + 278769.

Almost surely, 2^4444423412 is an apocalyptic number.

It is an amenable number.

4444423412 is an abundant number, since it is smaller than the sum of its proper divisors (4976968876).

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

4444423412 is a wasteful number, since it uses less digits than its factorization.

4444423412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16509 (or 16496 counting only the distinct ones).

The product of its digits is 49152, while the sum is 32.

The square root of 4444423412 is about 66666.5089231467. The cubic root of 4444423412 is about 1644.1387893595.

Adding to 4444423412 its reverse (2143244444), we get a palindrome (6587667856).

The spelling of 4444423412 in words is "four billion, four hundred forty-four million, four hundred twenty-three thousand, four hundred twelve".