5666516061652 has 12 divisors (see below), whose sum is σ = 9916659768820. Its totient is φ = 2833184699136.

The previous prime is 5666516061649. The next prime is 5666516061691. The reversal of 5666516061652 is 2561606156665.

It can be written as a sum of positive squares in 2 ways, for example, as 2691187754256 + 2975328307396 = 1640484^2 + 1724914^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5666516061593 and 5666516061602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18158877 + ... + 18468292.

Almost surely, 2^{5666516061652} is an apocalyptic number.

It is an amenable number.

5666516061652 is a deficient number, since it is larger than the sum of its proper divisors (4250143707168).

5666516061652 is a wasteful number, since it uses less digits than its factorization.

5666516061652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36665850 (or 36665848 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 55.

The spelling of 5666516061652 in words is "five trillion, six hundred sixty-six billion, five hundred sixteen million, sixty-one thousand, six hundred fifty-two".