444220412290 has 16 divisors (see below), whose sum is σ = 799687691712. Its totient is φ = 177667953904.

The previous prime is 444220412267. The next prime is 444220412291. The reversal of 444220412290 is 92214022444.

It is not an unprimeable number, because it can be changed into a prime (444220412291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2433904 + ... + 2610043.

It is an arithmetic number, because the mean of its divisors is an integer number (49980480732).

Almost surely, 2^444220412290 is an apocalyptic number.

444220412290 is a deficient number, since it is larger than the sum of its proper divisors (355467279422).

444220412290 is a wasteful number, since it uses less digits than its factorization.

444220412290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5052761.

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 444220412290 in words is "four hundred forty-four billion, two hundred twenty million, four hundred twelve thousand, two hundred ninety".