440444068419 has 16 divisors (see below), whose sum is σ = 587620941824. Its totient is φ = 293448355200.

The previous prime is 440444068409. The next prime is 440444068451. The reversal of 440444068419 is 914860444044.

It is not a de Polignac number, because 440444068419 - 2¹¹ = 440444066371 is a prime.

It is a super-2 number, since 2×440444068419² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440444068409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53767614 + ... + 53775804.

It is an arithmetic number, because the mean of its divisors is an integer number (36726308864).

Almost surely, 2^440444068419 is an apocalyptic number.

440444068419 is a deficient number, since it is larger than the sum of its proper divisors (147176873405).

440444068419 is a wasteful number, since it uses less digits than its factorization.

440444068419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17058.

The product of its (nonzero) digits is 1769472, while the sum is 48.

The spelling of 440444068419 in words is "four hundred forty billion, four hundred forty-four million, sixty-eight thousand, four hundred nineteen".