450011323434523 has 4 divisors (see below), whose sum is σ = 450027462734488. Its totient is φ = 449995184134560.

The previous prime is 450011323434503. The next prime is 450011323434593. The reversal of 450011323434523 is 325434323110054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450011323434523 - 2⁴⁵ = 414826951345691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450011323434503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8069608158 + ... + 8069663923.

It is an arithmetic number, because the mean of its divisors is an integer number (112506865683622).

Almost surely, 2^{450011323434523} is an apocalyptic number.

450011323434523 is a deficient number, since it is larger than the sum of its proper divisors (16139299965).

450011323434523 is a wasteful number, since it uses less digits than its factorization.

450011323434523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16139299964.

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 450011323434523 its reverse (325434323110054), we get a palindrome (775445646544577).

The spelling of 450011323434523 in words is "four hundred fifty trillion, eleven billion, three hundred twenty-three million, four hundred thirty-four thousand, five hundred twenty-three".