440043100442 has 8 divisors (see below), whose sum is σ = 720070528032. Its totient is φ = 200019591100.

The previous prime is 440043100429. The next prime is 440043100463. The reversal of 440043100442 is 244001340044.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10000979534 + ... + 10000979577.

It is an arithmetic number, because the mean of its divisors is an integer number (90008816004).

Almost surely, 2^440043100442 is an apocalyptic number.

440043100442 is a deficient number, since it is larger than the sum of its proper divisors (280027427590).

440043100442 is a wasteful number, since it uses less digits than its factorization.

440043100442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20001959124.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 440043100442 its reverse (244001340044), we get a palindrome (684044440486).

The spelling of 440043100442 in words is "four hundred forty billion, forty-three million, one hundred thousand, four hundred forty-two".