5566727787 has 8 divisors (see below), whose sum is σ = 7812951360. Its totient is φ = 3515828040.

The previous prime is 5566727783. The next prime is 5566727791. The reversal of 5566727787 is 7877276655.

It is a happy number.

5566727787 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5566727783) and next prime (5566727791).

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

It is not a de Polignac number, because 5566727787 - 2² = 5566727783 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 5566727787.

It is not an unprimeable number, because it can be changed into a prime (5566727783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48830889 + ... + 48831002.

It is an arithmetic number, because the mean of its divisors is an integer number (976618920).

Almost surely, 2^5566727787 is an apocalyptic number.

5566727787 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

5566727787 is a deficient number, since it is larger than the sum of its proper divisors (2246223573).

5566727787 is a wasteful number, since it uses less digits than its factorization.

5566727787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97661913.

The product of its digits is 34574400, while the sum is 60.

The square root of 5566727787 is about 74610.5072158071. The cubic root of 5566727787 is about 1772.2840471021.

The spelling of 5566727787 in words is "five billion, five hundred sixty-six million, seven hundred twenty-seven thousand, seven hundred eighty-seven".