5323445040 has 80 divisors (see below), whose sum is σ = 16589223936. Its totient is φ = 1412140800.

The previous prime is 5323445011. The next prime is 5323445047. The reversal of 5323445040 is 405443235.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5323444989 and 5323445007.

It is not an unprimeable number, because it can be changed into a prime (5323445047) 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, 12226 + ... + 103905.

Almost surely, 2^5323445040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5323445040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8294611968).

5323445040 is an abundant number, since it is smaller than the sum of its proper divisors (11265778896).

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

5323445040 is a wasteful number, since it uses less digits than its factorization.

5323445040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116338 (or 116332 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 5323445040 is about 72961.9424083542. The cubic root of 5323445040 is about 1746.0804839764.

Adding to 5323445040 its reverse (405443235), we get a palindrome (5728888275).

The spelling of 5323445040 in words is "five billion, three hundred twenty-three million, four hundred forty-five thousand, forty".