665560483028775 has 84 divisors (see below), whose sum is σ = 1237389402597360. Its totient is φ = 354961875974400.

The previous prime is 665560483028741. The next prime is 665560483028783. The reversal of 665560483028775 is 577820384065566.

665560483028775 is a `hidden beast` number, since 6 + 6 + 5 + 5 + 60 + 483 + 0 + 2 + 87 + 7 + 5 = 666.

It is not a de Polignac number, because 665560483028775 - 2¹³ = 665560483020583 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 3476487055 + ... + 3476678495.

Almost surely, 2^{665560483028775} is an apocalyptic number.

665560483028775 is a deficient number, since it is larger than the sum of its proper divisors (571828919568585).

665560483028775 is a wasteful number, since it uses less digits than its factorization.

665560483028775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382228 (or 382208 counting only the distinct ones).

The product of its (nonzero) digits is 2032128000, while the sum is 72.

The spelling of 665560483028775 in words is "six hundred sixty-five trillion, five hundred sixty billion, four hundred eighty-three million, twenty-eight thousand, seven hundred seventy-five".