5166089856 has 96 divisors (see below), whose sum is σ = 14966230500. Its totient is φ = 1710415872.

The previous prime is 5166089839. The next prime is 5166089857. The reversal of 5166089856 is 6589806615.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3719048256 + 1447041600 = 60984^2 + 38040^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×5166089856² = 53376968800532201472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5166089857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156600 + ... + 186696.

Almost surely, 2^5166089856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5166089856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7483115250).

5166089856 is an abundant number, since it is smaller than the sum of its proper divisors (9800140644).

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

5166089856 is a wasteful number, since it uses less digits than its factorization.

5166089856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30266 (or 30251 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The square root of 5166089856 is about 71875.5163877102. The cubic root of 5166089856 is about 1728.7040598053.

The spelling of 5166089856 in words is "five billion, one hundred sixty-six million, eighty-nine thousand, eight hundred fifty-six".