5215320266 has 16 divisors (see below), whose sum is σ = 8426058144. Its totient is φ = 2406696624.

The previous prime is 5215320263. The next prime is 5215320289. The reversal of 5215320266 is 6620235125.

It is a super-3 number, since 3×5215320266³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5215320263) 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 7 ways as a sum of consecutive naturals, for example, 224681 + ... + 246803.

It is an arithmetic number, because the mean of its divisors is an integer number (526628634).

Almost surely, 2^5215320266 is an apocalyptic number.

5215320266 is a deficient number, since it is larger than the sum of its proper divisors (3210737878).

5215320266 is a wasteful number, since it uses less digits than its factorization.

5215320266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31205.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 5215320266 is about 72217.1743147016. The cubic root of 5215320266 is about 1734.1779544974.

The spelling of 5215320266 in words is "five billion, two hundred fifteen million, three hundred twenty thousand, two hundred sixty-six".