5220168555 has 16 divisors (see below), whose sum is σ = 9545451264. Its totient is φ = 2386362720.

The previous prime is 5220168533. The next prime is 5220168559. The reversal of 5220168555 is 5558610225.

It is not a de Polignac number, because 5220168555 - 2⁸ = 5220168299 is a prime.

It is a super-2 number, since 2×5220168555² = 54500319485221576050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5220168559) 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, 24857841 + ... + 24858050.

It is an arithmetic number, because the mean of its divisors is an integer number (596590704).

Almost surely, 2^5220168555 is an apocalyptic number.

5220168555 is a deficient number, since it is larger than the sum of its proper divisors (4325282709).

5220168555 is a wasteful number, since it uses less digits than its factorization.

5220168555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49715906.

The product of its (nonzero) digits is 120000, while the sum is 39.

The square root of 5220168555 is about 72250.7339409089. The cubic root of 5220168555 is about 1734.7151661132.

The spelling of 5220168555 in words is "five billion, two hundred twenty million, one hundred sixty-eight thousand, five hundred fifty-five".