444161444 has 6 divisors (see below), whose sum is σ = 777282534. Its totient is φ = 222080720.

The previous prime is 444161437. The next prime is 444161453.

444161444 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 304921444 + 139240000 = 17462^2 + 11800^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 444161444.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55520177 + ... + 55520184.

It is an arithmetic number, because the mean of its divisors is an integer number (129547089).

Almost surely, 2^444161444 is an apocalyptic number.

It is an amenable number.

444161444 is a deficient number, since it is larger than the sum of its proper divisors (333121090).

444161444 is a wasteful number, since it uses less digits than its factorization.

444161444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111040365 (or 111040363 counting only the distinct ones).

The product of its digits is 24576, while the sum is 32.

The square root of 444161444 is about 21075.1380541149. The cubic root of 444161444 is about 762.9808166573.

The spelling of 444161444 in words is "four hundred forty-four million, one hundred sixty-one thousand, four hundred forty-four".