8135606966 has 32 divisors (see below), whose sum is σ = 13243938048. Its totient is φ = 3738097440.

The previous prime is 8135606957. The next prime is 8135606971. The reversal of 8135606966 is 6696065318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86945 + ... + 154371.

It is an arithmetic number, because the mean of its divisors is an integer number (413873064).

Almost surely, 2^8135606966 is an apocalyptic number.

8135606966 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

8135606966 is a deficient number, since it is larger than the sum of its proper divisors (5108331082).

8135606966 is a wasteful number, since it uses less digits than its factorization.

8135606966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67556.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The square root of 8135606966 is about 90197.5995578596. The cubic root of 8135606966 is about 2011.2373235283.

The spelling of 8135606966 in words is "eight billion, one hundred thirty-five million, six hundred six thousand, nine hundred sixty-six".