5161011115166 has 4 divisors (see below), whose sum is σ = 7741516672752. Its totient is φ = 2580505557582.

The previous prime is 5161011115153. The next prime is 5161011115177. The reversal of 5161011115166 is 6615111101615.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1290252778790 + ... + 1290252778793.

It is an arithmetic number, because the mean of its divisors is an integer number (1935379168188).

Almost surely, 2^{5161011115166} is an apocalyptic number.

5161011115166 is a deficient number, since it is larger than the sum of its proper divisors (2580505557586).

5161011115166 is a wasteful number, since it uses less digits than its factorization.

5161011115166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580505557585.

The product of its (nonzero) digits is 5400, while the sum is 35.

The spelling of 5161011115166 in words is "five trillion, one hundred sixty-one billion, eleven million, one hundred fifteen thousand, one hundred sixty-six".