444040422442 has 8 divisors (see below), whose sum is σ = 666066848832. Its totient is φ = 222018139500.

The previous prime is 444040422421. The next prime is 444040422517. The reversal of 444040422442 is 244224040444.

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

It is a junction number, because it is equal to n+sod(n) for n = 444040422398 and 444040422407.

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, 752434 + ... + 1205917.

It is an arithmetic number, because the mean of its divisors is an integer number (83258356104).

Almost surely, 2^444040422442 is an apocalyptic number.

444040422442 is a deficient number, since it is larger than the sum of its proper divisors (222026426390).

444040422442 is a wasteful number, since it uses less digits than its factorization.

444040422442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071724.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 444040422442 its reverse (244224040444), we get a palindrome (688264462886).

The spelling of 444040422442 in words is "four hundred forty-four billion, forty million, four hundred twenty-two thousand, four hundred forty-two".