450907320453 has 4 divisors (see below), whose sum is σ = 601209760608. Its totient is φ = 300604880300.

The previous prime is 450907320433. The next prime is 450907320499. The reversal of 450907320453 is 354023709054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 450907320453 - 2¹² = 450907316357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450907320403) 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 3 ways as a sum of consecutive naturals, for example, 75151220073 + ... + 75151220078.

It is an arithmetic number, because the mean of its divisors is an integer number (150302440152).

Almost surely, 2^450907320453 is an apocalyptic number.

It is an amenable number.

450907320453 is a deficient number, since it is larger than the sum of its proper divisors (150302440155).

450907320453 is a wasteful number, since it uses less digits than its factorization.

450907320453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150302440154.

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 450907320453 in words is "four hundred fifty billion, nine hundred seven million, three hundred twenty thousand, four hundred fifty-three".