5215820566 has 8 divisors (see below), whose sum is σ = 8534979144. Its totient is φ = 2370827520.

The previous prime is 5215820527. The next prime is 5215820567. The reversal of 5215820566 is 6650285125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5215820567) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 118541355 + ... + 118541398.

It is an arithmetic number, because the mean of its divisors is an integer number (1066872393).

Almost surely, 2^5215820566 is an apocalyptic number.

5215820566 is a deficient number, since it is larger than the sum of its proper divisors (3319158578).

5215820566 is a wasteful number, since it uses less digits than its factorization.

5215820566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237082766.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 5215820566 is about 72220.6380891224. The cubic root of 5215820566 is about 1734.2334053259.

The spelling of 5215820566 in words is "five billion, two hundred fifteen million, eight hundred twenty thousand, five hundred sixty-six".