321144444010 has 32 divisors (see below), whose sum is σ = 622596073680. Its totient is φ = 118563091968.

The previous prime is 321144443951. The next prime is 321144444029. The reversal of 321144444010 is 10444441123.

It can be written as a sum of positive squares in 8 ways, for example, as 7444756089 + 313699687921 = 86283^2 + 560089^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 321144444010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1063044 + ... + 1331296.

Almost surely, 2^321144444010 is an apocalyptic number.

321144444010 is a deficient number, since it is larger than the sum of its proper divisors (301451629670).

321144444010 is a wasteful number, since it uses less digits than its factorization.

321144444010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277482.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 321144444010 its reverse (10444441123), we get a palindrome (331588885133).

The spelling of 321144444010 in words is "three hundred twenty-one billion, one hundred forty-four million, four hundred forty-four thousand, ten".