450251020323 has 48 divisors (see below), whose sum is σ = 734158929504. Its totient is φ = 264032939520.

The previous prime is 450251020267. The next prime is 450251020379. The reversal of 450251020323 is 323020152054.

It is a happy number.

450251020323 is a `hidden beast` number, since 450 + 2 + 5 + 1 + 0 + 203 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (450251020267) and next prime (450251020379).

It is not a de Polignac number, because 450251020323 - 2¹² = 450251016227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450251020423) 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 47 ways as a sum of consecutive naturals, for example, 885136 + ... + 1297677.

It is an arithmetic number, because the mean of its divisors is an integer number (15294977698).

Almost surely, 2^450251020323 is an apocalyptic number.

450251020323 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

450251020323 is a deficient number, since it is larger than the sum of its proper divisors (283907909181).

450251020323 is a wasteful number, since it uses less digits than its factorization.

450251020323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182916 (or 2182913 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 450251020323 its reverse (323020152054), we get a palindrome (773271172377).

The spelling of 450251020323 in words is "four hundred fifty billion, two hundred fifty-one million, twenty thousand, three hundred twenty-three".