5220254450 has 24 divisors (see below), whose sum is σ = 9721462980. Its totient is φ = 2085566400.

The previous prime is 5220254441. The next prime is 5220254471. The reversal of 5220254450 is 544520225.

It can be written as a sum of positive squares in 6 ways, for example, as 3713805481 + 1506448969 = 60941^2 + 38813^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21521 + ... + 104420.

Almost surely, 2^5220254450 is an apocalyptic number.

5220254450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5220254450 is a deficient number, since it is larger than the sum of its proper divisors (4501208530).

5220254450 is a wasteful number, since it uses less digits than its factorization.

5220254450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126782 (or 126777 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 5220254450 is about 72251.3283614910. The cubic root of 5220254450 is about 1734.7246806554.

Adding to 5220254450 its reverse (544520225), we get a palindrome (5764774675).

The spelling of 5220254450 in words is "five billion, two hundred twenty million, two hundred fifty-four thousand, four hundred fifty".