5666000061 has 8 divisors (see below), whose sum is σ = 7558586784. Its totient is φ = 3775373360.

The previous prime is 5666000059. The next prime is 5666000083. The reversal of 5666000061 is 1600006665.

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

It is a cyclic number.

It is not a de Polignac number, because 5666000061 - 2¹ = 5666000059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5665999992 and 5666000028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666000861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483246 + ... + 494831.

It is an arithmetic number, because the mean of its divisors is an integer number (944823348).

Almost surely, 2^5666000061 is an apocalyptic number.

It is an amenable number.

5666000061 is a deficient number, since it is larger than the sum of its proper divisors (1892586723).

5666000061 is a wasteful number, since it uses less digits than its factorization.

5666000061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980011.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 5666000061 is about 75272.8374714279. The cubic root of 5666000061 is about 1782.7571692814.

The spelling of 5666000061 in words is "five billion, six hundred sixty-six million, sixty-one", and thus it is an aban number.