4444143055422 has 32 divisors (see below), whose sum is σ = 10280427316992. Its totient is φ = 1254456902784.

The previous prime is 4444143055403. The next prime is 4444143055487. The reversal of 4444143055422 is 2245503414444.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637423803 + ... + 637430774.

It is an arithmetic number, because the mean of its divisors is an integer number (321263353656).

Almost surely, 2^{4444143055422} is an apocalyptic number.

4444143055422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4444143055422 is an abundant number, since it is smaller than the sum of its proper divisors (5836284261570).

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

4444143055422 is a wasteful number, since it uses less digits than its factorization.

4444143055422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274854672.

The product of its (nonzero) digits is 1228800, while the sum is 42.

Adding to 4444143055422 its reverse (2245503414444), we get a palindrome (6689646469866).

The spelling of 4444143055422 in words is "four trillion, four hundred forty-four billion, one hundred forty-three million, fifty-five thousand, four hundred twenty-two".