444428202824445 has 128 divisors (see below), whose sum is σ = 819469933793280. Its totient is φ = 201475831818240.

The previous prime is 444428202824399. The next prime is 444428202824483. The reversal of 444428202824445 is 544428202824444.

It is not a de Polignac number, because 444428202824445 - 2⁷ = 444428202824317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5969207839 + ... + 5969282291.

It is an arithmetic number, because the mean of its divisors is an integer number (6402108857760).

Almost surely, 2^{444428202824445} is an apocalyptic number.

It is an amenable number.

444428202824445 is a deficient number, since it is larger than the sum of its proper divisors (375041730968835).

444428202824445 is a wasteful number, since it uses less digits than its factorization.

444428202824445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75715.

The product of its (nonzero) digits is 83886080, while the sum is 57.

Subtracting 444428202824445 from its reverse (544428202824444), we obtain a palindrome (99999999999999).

The spelling of 444428202824445 in words is "four hundred forty-four trillion, four hundred twenty-eight billion, two hundred two million, eight hundred twenty-four thousand, four hundred forty-five".