5566667850 has 288 divisors, whose sum is σ = 16406807040. Its totient is φ = 1347840000.

The previous prime is 5566667839. The next prime is 5566667879. The reversal of 5566667850 is 587666655.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 36865275 + ... + 36865425.

It is an arithmetic number, because the mean of its divisors is an integer number (56968080).

Almost surely, 2^5566667850 is an apocalyptic number.

5566667850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5566667850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8203403520).

5566667850 is an abundant number, since it is smaller than the sum of its proper divisors (10840139190).

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

5566667850 is a wasteful number, since it uses less digits than its factorization.

5566667850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The square root of 5566667850 is about 74610.1055487794. The cubic root of 5566667850 is about 1772.2776863474.

The spelling of 5566667850 in words is "five billion, five hundred sixty-six million, six hundred sixty-seven thousand, eight hundred fifty".