10566307417666 has 32 divisors (see below), whose sum is σ = 21280395362688. Its totient is φ = 3800070599040.

The previous prime is 10566307417663. The next prime is 10566307417691. The reversal of 10566307417666 is 66671470366501.

It is a super-2 number, since 2×10566307417666² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10566307417666.

It is not an unprimeable number, because it can be changed into a prime (10566307417663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2638935915 + ... + 2638939918.

It is an arithmetic number, because the mean of its divisors is an integer number (665012355084).

Almost surely, 2^{10566307417666} is an apocalyptic number.

10566307417666 is an abundant number, since it is smaller than the sum of its proper divisors (10714087945022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10566307417666 is a wasteful number, since it uses less digits than its factorization.

10566307417666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5277875866.

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 10566307417666 in words is "ten trillion, five hundred sixty-six billion, three hundred seven million, four hundred seventeen thousand, six hundred sixty-six".