4520503823 has 16 divisors (see below), whose sum is σ = 5074924320. Its totient is φ = 3990441600.

The previous prime is 4520503811. The next prime is 4520503859. The reversal of 4520503823 is 3283050254.

It is a cyclic number.

It is not a de Polignac number, because 4520503823 - 2¹⁶ = 4520438287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4520503823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520503873) 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, 196253 + ... + 218073.

It is an arithmetic number, because the mean of its divisors is an integer number (317182770).

Almost surely, 2^4520503823 is an apocalyptic number.

4520503823 is a deficient number, since it is larger than the sum of its proper divisors (554420497).

4520503823 is a wasteful number, since it uses less digits than its factorization.

4520503823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22378.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 4520503823 is about 67234.6921090593. The cubic root of 4520503823 is about 1653.4673120494.

The spelling of 4520503823 in words is "four billion, five hundred twenty million, five hundred three thousand, eight hundred twenty-three".