4431672018822 has 16 divisors (see below), whose sum is σ = 8863470316800. Its totient is φ = 1477202959752.

The previous prime is 4431672018811. The next prime is 4431672018833. The reversal of 4431672018822 is 2288102761344.

It is an interprime number because it is at equal distance from previous prime (4431672018811) and next prime (4431672018833).

It is a super-2 number, since 2×4431672018822² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4802322 + ... + 5650277.

It is an arithmetic number, because the mean of its divisors is an integer number (553966894800).

Almost surely, 2^{4431672018822} is an apocalyptic number.

4431672018822 is an abundant number, since it is smaller than the sum of its proper divisors (4431798297978).

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

4431672018822 is a wasteful number, since it uses less digits than its factorization.

4431672018822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10523267.

The product of its (nonzero) digits is 1032192, while the sum is 48.

The spelling of 4431672018822 in words is "four trillion, four hundred thirty-one billion, six hundred seventy-two million, eighteen thousand, eight hundred twenty-two".