6166665164 has 12 divisors (see below), whose sum is σ = 11772724488. Its totient is φ = 2803029600.

The previous prime is 6166665151. The next prime is 6166665223. The reversal of 6166665164 is 4615666616.

It is a super-2 number, since 2×6166665164² = 76055518489782293792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70075697 + ... + 70075784.

It is an arithmetic number, because the mean of its divisors is an integer number (981060374).

Almost surely, 2^6166665164 is an apocalyptic number.

It is an amenable number.

6166665164 is a deficient number, since it is larger than the sum of its proper divisors (5606059324).

6166665164 is a wasteful number, since it uses less digits than its factorization.

6166665164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140151496 (or 140151494 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The square root of 6166665164 is about 78528.1170282339. The cubic root of 6166665164 is about 1833.7922062684.

The spelling of 6166665164 in words is "six billion, one hundred sixty-six million, six hundred sixty-five thousand, one hundred sixty-four".