5116651566 has 32 divisors (see below), whose sum is σ = 11064428928. Its totient is φ = 1568076000.

The previous prime is 5116651559. The next prime is 5116651567. The reversal of 5116651566 is 6651566115.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5116651567) 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 15 ways as a sum of consecutive naturals, for example, 111096 + ... + 150251.

It is an arithmetic number, because the mean of its divisors is an integer number (345763404).

Almost surely, 2^5116651566 is an apocalyptic number.

5116651566 is an abundant number, since it is smaller than the sum of its proper divisors (5947777362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5116651566 is a wasteful number, since it uses less digits than its factorization.

5116651566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261616.

The product of its digits is 162000, while the sum is 42.

The square root of 5116651566 is about 71530.7735593570. The cubic root of 5116651566 is about 1723.1719418398.

The spelling of 5116651566 in words is "five billion, one hundred sixteen million, six hundred fifty-one thousand, five hundred sixty-six".