450233663023 has 12 divisors (see below), whose sum is σ = 489950515152. Its totient is φ = 412296624000.

The previous prime is 450233663017. The next prime is 450233663053. The reversal of 450233663023 is 320366332054.

It is a de Polignac number, because none of the positive numbers 2^k-450233663023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450233663053) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 9649603 + ... + 9696148.

It is an arithmetic number, because the mean of its divisors is an integer number (40829209596).

Almost surely, 2^450233663023 is an apocalyptic number.

450233663023 is a deficient number, since it is larger than the sum of its proper divisors (39716852129).

450233663023 is a wasteful number, since it uses less digits than its factorization.

450233663023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19345842 (or 19345805 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 37.

Adding to 450233663023 its reverse (320366332054), we get a palindrome (770599995077).

The spelling of 450233663023 in words is "four hundred fifty billion, two hundred thirty-three million, six hundred sixty-three thousand, twenty-three".