5221457499 has 16 divisors (see below), whose sum is σ = 7038729504. Its totient is φ = 3442656000.

The previous prime is 5221457497. The next prime is 5221457531. The reversal of 5221457499 is 9947541225.

It is a happy number.

It is not a de Polignac number, because 5221457499 - 2¹ = 5221457497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5221457497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275967 + ... + 294279.

It is an arithmetic number, because the mean of its divisors is an integer number (439920594).

Almost surely, 2^5221457499 is an apocalyptic number.

5221457499 is a deficient number, since it is larger than the sum of its proper divisors (1817272005).

5221457499 is a wasteful number, since it uses less digits than its factorization.

5221457499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19358.

The product of its digits is 907200, while the sum is 48.

The square root of 5221457499 is about 72259.6533274275. The cubic root of 5221457499 is about 1734.8579307689.

The spelling of 5221457499 in words is "five billion, two hundred twenty-one million, four hundred fifty-seven thousand, four hundred ninety-nine".