444120001345 has 8 divisors (see below), whose sum is σ = 551321381160. Its totient is φ = 343044414720.

The previous prime is 444120001343. The next prime is 444120001373. The reversal of 444120001345 is 543100021444.

It can be written as a sum of positive squares in 4 ways, for example, as 35084286864 + 409035714481 = 187308^2 + 639559^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 444120001345 - 2¹ = 444120001343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (444120001343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531448136 + ... + 1531448425.

It is an arithmetic number, because the mean of its divisors is an integer number (68915172645).

Almost surely, 2^444120001345 is an apocalyptic number.

It is an amenable number.

444120001345 is a deficient number, since it is larger than the sum of its proper divisors (107201379815).

444120001345 is a wasteful number, since it uses less digits than its factorization.

444120001345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3062896595.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 444120001345 its reverse (543100021444), we get a palindrome (987220022789).

The spelling of 444120001345 in words is "four hundred forty-four billion, one hundred twenty million, one thousand, three hundred forty-five".