5166650000 has 60 divisors (see below), whose sum is σ = 12512300724. Its totient is φ = 2066640000.

The previous prime is 5166649987. The next prime is 5166650077. The reversal of 5166650000 is 566615.

It can be written as a sum of positive squares in 6 ways, for example, as 3140929936 + 2025720064 = 56044^2 + 45008^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1667 + ... + 101666.

Almost surely, 2^5166650000 is an apocalyptic number.

5166650000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5166650000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6256150362).

5166650000 is an abundant number, since it is smaller than the sum of its proper divisors (7345650724).

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

5166650000 is an equidigital number, since it uses as much as digits as its factorization.

5166650000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103366 (or 103340 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 5166650000 is about 71879.4129080086. The cubic root of 5166650000 is about 1728.7665369875.

The spelling of 5166650000 in words is "five billion, one hundred sixty-six million, six hundred fifty thousand".