5666506194 has 16 divisors (see below), whose sum is σ = 11335439232. Its totient is φ = 1888430928.

The previous prime is 5666506187. The next prime is 5666506199. The reversal of 5666506194 is 4916056665.

It is not an unprimeable number, because it can be changed into a prime (5666506199) 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, 70029 + ... + 127424.

It is an arithmetic number, because the mean of its divisors is an integer number (708464952).

Almost surely, 2^5666506194 is an apocalyptic number.

5666506194 is an abundant number, since it is smaller than the sum of its proper divisors (5668933038).

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

5666506194 is a wasteful number, since it uses less digits than its factorization.

5666506194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202241.

The product of its (nonzero) digits is 1166400, while the sum is 48.

The square root of 5666506194 is about 75276.1993859945. The cubic root of 5666506194 is about 1782.8102511357.

The spelling of 5666506194 in words is "five billion, six hundred sixty-six million, five hundred six thousand, one hundred ninety-four".