5186169992 has 64 divisors (see below), whose sum is σ = 10306018800. Its totient is φ = 2442818560.

The previous prime is 5186169941. The next prime is 5186170007. The reversal of 5186169992 is 2999616815.

It can be written as a sum of positive squares in 8 ways, for example, as 5171623396 + 14546596 = 71914^2 + 3814^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2421242 + ... + 2423382.

Almost surely, 2^5186169992 is an apocalyptic number.

It is an amenable number.

5186169992 is a deficient number, since it is larger than the sum of its proper divisors (5119848808).

5186169992 is a wasteful number, since it uses less digits than its factorization.

5186169992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426 (or 2422 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 56.

The square root of 5186169992 is about 72015.0678122294. The cubic root of 5186169992 is about 1730.9409375667.

The spelling of 5186169992 in words is "five billion, one hundred eighty-six million, one hundred sixty-nine thousand, nine hundred ninety-two".