8046561668 has 24 divisors (see below), whose sum is σ = 14311957632. Its totient is φ = 3957928704.

The previous prime is 8046561629. The next prime is 8046561673. The reversal of 8046561668 is 8661656408.

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, 2705 + ... + 126887.

It is an arithmetic number, because the mean of its divisors is an integer number (596331568).

Almost surely, 2^8046561668 is an apocalyptic number.

It is an amenable number.

8046561668 is a deficient number, since it is larger than the sum of its proper divisors (6265395964).

8046561668 is a wasteful number, since it uses less digits than its factorization.

8046561668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124451 (or 124449 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 50.

The square root of 8046561668 is about 89702.6291030536. The cubic root of 8046561668 is about 2003.8726355072.

The spelling of 8046561668 in words is "eight billion, forty-six million, five hundred sixty-one thousand, six hundred sixty-eight".