5023323440 has 20 divisors (see below), whose sum is σ = 11679227184. Its totient is φ = 2009329344.

The previous prime is 5023323439. The next prime is 5023323443. The reversal of 5023323440 is 443233205.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (5023323443) 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, 31395692 + ... + 31395851.

Almost surely, 2^5023323440 is an apocalyptic number.

It is an amenable number.

5023323440 is an abundant number, since it is smaller than the sum of its proper divisors (6655903744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5023323440 is a wasteful number, since it uses less digits than its factorization.

5023323440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62791556 (or 62791550 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 5023323440 is about 70875.4078647876. The cubic root of 5023323440 is about 1712.6306579053.

Adding to 5023323440 its reverse (443233205), we get a palindrome (5466556645).

The spelling of 5023323440 in words is "five billion, twenty-three million, three hundred twenty-three thousand, four hundred forty".