450311331230321 has 16 divisors (see below), whose sum is σ = 494700310944960. Its totient is φ = 406502064933120.

The previous prime is 450311331230281. The next prime is 450311331230357. The reversal of 450311331230321 is 123032133113054.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450311331230321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450311331230521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109202300 + ... + 113250893.

It is an arithmetic number, because the mean of its divisors is an integer number (30918769434060).

Almost surely, 2^{450311331230321} is an apocalyptic number.

It is an amenable number.

450311331230321 is a deficient number, since it is larger than the sum of its proper divisors (44388979714639).

450311331230321 is a wasteful number, since it uses less digits than its factorization.

450311331230321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222454496.

The product of its (nonzero) digits is 19440, while the sum is 32.

Adding to 450311331230321 its reverse (123032133113054), we get a palindrome (573343464343375).

The spelling of 450311331230321 in words is "four hundred fifty trillion, three hundred eleven billion, three hundred thirty-one million, two hundred thirty thousand, three hundred twenty-one".