444234723478 has 16 divisors (see below), whose sum is σ = 820125643680. Its totient is φ = 175741209216.

The previous prime is 444234723467. The next prime is 444234723529. The reversal of 444234723478 is 874327432444.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1220424883 + ... + 1220425246.

It is an arithmetic number, because the mean of its divisors is an integer number (51257852730).

Almost surely, 2^444234723478 is an apocalyptic number.

444234723478 is a deficient number, since it is larger than the sum of its proper divisors (375890920202).

444234723478 is a wasteful number, since it uses less digits than its factorization.

444234723478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2440850151.

The product of its digits is 14450688, while the sum is 52.

The spelling of 444234723478 in words is "four hundred forty-four billion, two hundred thirty-four million, seven hundred twenty-three thousand, four hundred seventy-eight".