60566666 has 8 divisors (see below), whose sum is σ = 90887940. Its totient is φ = 30270688.

The previous prime is 60566647. The next prime is 60566783. The reversal of 60566666 is 66666506.

It can be written as a sum of positive squares in 2 ways, for example, as 60295225 + 271441 = 7765^2 + 521^2 .

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

60566666 is a modest number, since divided by 6666 gives 6056 as remainder.

It is a Curzon number.

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, 1700 + ... + 11136.

Almost surely, 2^60566666 is an apocalyptic number.

60566666 is a deficient number, since it is larger than the sum of its proper divisors (30321274).

60566666 is a wasteful number, since it uses less digits than its factorization.

60566666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12648.

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 60566666 is about 7782.4588659369. The cubic root of 60566666 is about 392.7153612766.

The spelling of 60566666 in words is "sixty million, five hundred sixty-six thousand, six hundred sixty-six".