566679641089680 has 60 divisors (see below), whose sum is σ = 1903099127995260. Its totient is φ = 151114570957056.

The previous prime is 566679641089613. The next prime is 566679641089711. The reversal of 566679641089680 is 86980146976665.

It can be written as a sum of positive squares in 2 ways, for example, as 139934609724816 + 426745031364864 = 11829396^2 + 20657808^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×566679641089680² (a number of 30 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 566679641089680.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 393527527815 + ... + 393527529254.

It is an arithmetic number, because the mean of its divisors is an integer number (31718318799921).

Almost surely, 2^{566679641089680} is an apocalyptic number.

It is an amenable number.

566679641089680 is an abundant number, since it is smaller than the sum of its proper divisors (1336419486905580).

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

566679641089680 is a wasteful number, since it uses less digits than its factorization.

566679641089680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787055057088 (or 787055057079 counting only the distinct ones).

The product of its (nonzero) digits is 5643509760, while the sum is 81.

The spelling of 566679641089680 in words is "five hundred sixty-six trillion, six hundred seventy-nine billion, six hundred forty-one million, eighty-nine thousand, six hundred eighty".