8660942566 has 8 divisors (see below), whose sum is σ = 13063992120. Its totient is φ = 4306278528.

The previous prime is 8660942449. The next prime is 8660942579. The reversal of 8660942566 is 6652490668.

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

It is a super-2 number, since 2×8660942566² (a number of 21 digits) contains 22 as substring.

It is a congruent 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, 12095931 + ... + 12096646.

It is an arithmetic number, because the mean of its divisors is an integer number (1632999015).

Almost surely, 2^8660942566 is an apocalyptic number.

8660942566 is a deficient number, since it is larger than the sum of its proper divisors (4403049554).

8660942566 is a wasteful number, since it uses less digits than its factorization.

8660942566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24192758.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The square root of 8660942566 is about 93064.1851949503. The cubic root of 8660942566 is about 2053.6277280769.

The spelling of 8660942566 in words is "eight billion, six hundred sixty million, nine hundred forty-two thousand, five hundred sixty-six".