5566329801 has 28 divisors (see below), whose sum is σ = 8353514820. Its totient is φ = 3707402400.

The previous prime is 5566329799. The next prime is 5566329859. The reversal of 5566329801 is 1089236655.

5566329801 is a `hidden beast` number, since 5 + 5 + 6 + 632 + 9 + 8 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 172896201 + 5393433600 = 13149^2 + 73440^2 .

It is not a de Polignac number, because 5566329801 - 2¹ = 5566329799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5566329871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 945495 + ... + 951363.

It is an arithmetic number, because the mean of its divisors is an integer number (298339815).

Almost surely, 2^5566329801 is an apocalyptic number.

It is an amenable number.

5566329801 is a deficient number, since it is larger than the sum of its proper divisors (2787185019).

5566329801 is an equidigital number, since it uses as much as digits as its factorization.

5566329801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7188 (or 7173 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 5566329801 is about 74607.8400773002. The cubic root of 5566329801 is about 1772.2418103773.

The spelling of 5566329801 in words is "five billion, five hundred sixty-six million, three hundred twenty-nine thousand, eight hundred one".