5666016515650 has 96 divisors (see below), whose sum is σ = 11142173886480. Its totient is φ = 2140483968000.

The previous prime is 5666016515647. The next prime is 5666016515651. The reversal of 5666016515650 is 565156106665.

It can be written as a sum of positive squares in 24 ways, for example, as 4223070210121 + 1442946305529 = 2055011^2 + 1201227^2 .

It is not an unprimeable number, because it can be changed into a prime (5666016515651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15832492 + ... + 16186408.

Almost surely, 2^{5666016515650} is an apocalyptic number.

5666016515650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5666016515650 is a deficient number, since it is larger than the sum of its proper divisors (5476157370830).

5666016515650 is a wasteful number, since it uses less digits than its factorization.

5666016515650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354200 (or 354195 counting only the distinct ones).

The product of its (nonzero) digits is 4860000, while the sum is 52.

The spelling of 5666016515650 in words is "five trillion, six hundred sixty-six billion, sixteen million, five hundred fifteen thousand, six hundred fifty".