444194423011 has 4 divisors (see below), whose sum is σ = 444202337632. Its totient is φ = 444186508392.

The previous prime is 444194423003. The next prime is 444194423039. The reversal of 444194423011 is 110324491444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 444194423011 - 2³ = 444194423003 is a prime.

It is a super-2 number, since 2×444194423011² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444194423411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3872520 + ... + 3985573.

It is an arithmetic number, because the mean of its divisors is an integer number (111050584408).

Almost surely, 2^444194423011 is an apocalyptic number.

444194423011 is a deficient number, since it is larger than the sum of its proper divisors (7914621).

444194423011 is an equidigital number, since it uses as much as digits as its factorization.

444194423011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7914620.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 444194423011 in words is "four hundred forty-four billion, one hundred ninety-four million, four hundred twenty-three thousand, eleven".