5808195666 has 64 divisors (see below), whose sum is σ = 15885676800. Its totient is φ = 1531830528.

The previous prime is 5808195623. The next prime is 5808195667. The reversal of 5808195666 is 6665918085.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (5808195667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 586071 + ... + 595898.

It is an arithmetic number, because the mean of its divisors is an integer number (248213700).

Almost surely, 2^5808195666 is an apocalyptic number.

5808195666 is an abundant number, since it is smaller than the sum of its proper divisors (10077481134).

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

5808195666 is a wasteful number, since it uses less digits than its factorization.

5808195666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182000 (or 1181994 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The square root of 5808195666 is about 76211.5192474209. The cubic root of 5808195666 is about 1797.5476548525.

The spelling of 5808195666 in words is "five billion, eight hundred eight million, one hundred ninety-five thousand, six hundred sixty-six".