5245544452 has 12 divisors (see below), whose sum is σ = 9330190156. Its totient is φ = 2579775840.

The previous prime is 5245544417. The next prime is 5245544459. The reversal of 5245544452 is 2544455425.

It can be written as a sum of positive squares in 2 ways, for example, as 1656815616 + 3588728836 = 40704^2 + 59906^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5245544459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10748823 + ... + 10749310.

Almost surely, 2^5245544452 is an apocalyptic number.

It is an amenable number.

5245544452 is a deficient number, since it is larger than the sum of its proper divisors (4084645704).

5245544452 is a wasteful number, since it uses less digits than its factorization.

5245544452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21498198 (or 21498196 counting only the distinct ones).

The product of its digits is 640000, while the sum is 40.

The square root of 5245544452 is about 72426.1310025601. The cubic root of 5245544452 is about 1737.5215133337.

Adding to 5245544452 its reverse (2544455425), we get a palindrome (7789999877).

The spelling of 5245544452 in words is "five billion, two hundred forty-five million, five hundred forty-four thousand, four hundred fifty-two".