5161065186 has 32 divisors (see below), whose sum is σ = 10531433088. Its totient is φ = 1685687040.

The previous prime is 5161065157. The next prime is 5161065223. The reversal of 5161065186 is 6815601615.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69450 + ... + 123066.

It is an arithmetic number, because the mean of its divisors is an integer number (329107284).

Almost surely, 2^5161065186 is an apocalyptic number.

5161065186 is an abundant number, since it is smaller than the sum of its proper divisors (5370367902).

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

5161065186 is a wasteful number, since it uses less digits than its factorization.

5161065186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53946.

The product of its (nonzero) digits is 43200, while the sum is 39.

The square root of 5161065186 is about 71840.5539093345. The cubic root of 5161065186 is about 1728.1434175322.

The spelling of 5161065186 in words is "five billion, one hundred sixty-one million, sixty-five thousand, one hundred eighty-six".