444242442242 has 16 divisors (see below), whose sum is σ = 668445193152. Its totient is φ = 221427515760.

The previous prime is 444242442209. The next prime is 444242442277. The reversal of 444242442242 is 242244242444.

It is a junction number, because it is equal to n+sod(n) for n = 444242442196 and 444242442205.

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, 7791803 + ... + 7848609.

It is an arithmetic number, because the mean of its divisors is an integer number (41777824572).

Almost surely, 2^444242442242 is an apocalyptic number.

444242442242 is a deficient number, since it is larger than the sum of its proper divisors (224202750910).

444242442242 is a wasteful number, since it uses less digits than its factorization.

444242442242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68953.

The product of its digits is 524288, while the sum is 38.

Adding to 444242442242 its reverse (242244242444), we get a palindrome (686486684686).

The spelling of 444242442242 in words is "four hundred forty-four billion, two hundred forty-two million, four hundred forty-two thousand, two hundred forty-two".