444142213233544 has 32 divisors (see below), whose sum is σ = 982434388723200. Its totient is φ = 184206447884160.

The previous prime is 444142213233503. The next prime is 444142213233629. The reversal of 444142213233544 is 445332312241444.

It is a junction number, because it is equal to n+sod(n) for n = 444142213233494 and 444142213233503.

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, 127921142629 + ... + 127921146100.

It is an arithmetic number, because the mean of its divisors is an integer number (30701074647600).

Almost surely, 2^{444142213233544} is an apocalyptic number.

It is an amenable number.

444142213233544 is an abundant number, since it is smaller than the sum of its proper divisors (538292175489656).

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

444142213233544 is a wasteful number, since it uses less digits than its factorization.

444142213233544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255842288773 (or 255842288769 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 46.

Adding to 444142213233544 its reverse (445332312241444), we get a palindrome (889474525474988).

The spelling of 444142213233544 in words is "four hundred forty-four trillion, one hundred forty-two billion, two hundred thirteen million, two hundred thirty-three thousand, five hundred forty-four".