65476666 has 8 divisors (see below), whose sum is σ = 99879840. Its totient is φ = 32183388.

The previous prime is 65476651. The next prime is 65476703. The reversal of 65476666 is 66667456.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 277326 + ... + 277561.

It is an arithmetic number, because the mean of its divisors is an integer number (12484980).

Almost surely, 2^65476666 is an apocalyptic number.

65476666 is a deficient number, since it is larger than the sum of its proper divisors (34403174).

65476666 is a wasteful number, since it uses less digits than its factorization.

65476666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554948.

The product of its digits is 1088640, while the sum is 46.

The square root of 65476666 is about 8091.7653203735. The cubic root of 65476666 is about 403.0530257980.

The spelling of 65476666 in words is "sixty-five million, four hundred seventy-six thousand, six hundred sixty-six".