444268405118 has 4 divisors (see below), whose sum is σ = 666402607680. Its totient is φ = 222134202558.

The previous prime is 444268405111. The next prime is 444268405129. The reversal of 444268405118 is 811504862444.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444268405111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111067101278 + ... + 111067101281.

It is an arithmetic number, because the mean of its divisors is an integer number (166600651920).

Almost surely, 2^444268405118 is an apocalyptic number.

444268405118 is a deficient number, since it is larger than the sum of its proper divisors (222134202562).

444268405118 is a wasteful number, since it uses less digits than its factorization.

444268405118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222134202561.

The product of its (nonzero) digits is 983040, while the sum is 47.

The spelling of 444268405118 in words is "four hundred forty-four billion, two hundred sixty-eight million, four hundred five thousand, one hundred eighteen".