5394117866 has 12 divisors (see below), whose sum is σ = 8115887142. Its totient is φ = 2688827904.

The previous prime is 5394117847. The next prime is 5394117871. The reversal of 5394117866 is 6687114935.

It can be written as a sum of positive squares in 3 ways, for example, as 1748494225 + 3645623641 = 41815^2 + 60379^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2004650 + ... + 2007338.

Almost surely, 2^5394117866 is an apocalyptic number.

5394117866 is a deficient number, since it is larger than the sum of its proper divisors (2721769276).

5394117866 is an frugal number, since it uses more digits than its factorization.

5394117866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5753 (or 3064 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 50.

The square root of 5394117866 is about 73444.6585259949. The cubic root of 5394117866 is about 1753.7733942992.

The spelling of 5394117866 in words is "five billion, three hundred ninety-four million, one hundred seventeen thousand, eight hundred sixty-six".