665106116 has 24 divisors (see below), whose sum is σ = 1224163584. Its totient is φ = 315750240.

The previous prime is 665106103. The next prime is 665106133. The reversal of 665106116 is 611601566.

665106116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×665106116² = 884732291081210912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44030 + ... + 57173.

It is an arithmetic number, because the mean of its divisors is an integer number (51006816).

Almost surely, 2^665106116 is an apocalyptic number.

It is an amenable number.

665106116 is a deficient number, since it is larger than the sum of its proper divisors (559057468).

665106116 is a wasteful number, since it uses less digits than its factorization.

665106116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101291 (or 101289 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 665106116 is about 25789.6513353709. The cubic root of 665106116 is about 872.8982988936.

The spelling of 665106116 in words is "six hundred sixty-five million, one hundred six thousand, one hundred sixteen".