5165611166 has 16 divisors (see below), whose sum is σ = 7788841440. Its totient is φ = 2569350240.

The previous prime is 5165611123. The next prime is 5165611183. The reversal of 5165611166 is 6611165615.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 628415 + ... + 636581.

It is an arithmetic number, because the mean of its divisors is an integer number (486802590).

Almost surely, 2^5165611166 is an apocalyptic number.

5165611166 is a deficient number, since it is larger than the sum of its proper divisors (2623230274).

5165611166 is a wasteful number, since it uses less digits than its factorization.

5165611166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9779.

The product of its digits is 32400, while the sum is 38.

The square root of 5165611166 is about 71872.1863171004. The cubic root of 5165611166 is about 1728.6506642373.

The spelling of 5165611166 in words is "five billion, one hundred sixty-five million, six hundred eleven thousand, one hundred sixty-six".