510666165667 has 12 divisors (see below), whose sum is σ = 594142511880. Its totient is φ = 437638493376.

The previous prime is 510666165661. The next prime is 510666165679. The reversal of 510666165667 is 766561666015.

It is not a de Polignac number, because 510666165667 - 2⁷ = 510666165539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (510666165661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 608742 + ... + 1179787.

It is an arithmetic number, because the mean of its divisors is an integer number (49511875990).

Almost surely, 2^510666165667 is an apocalyptic number.

510666165667 is a deficient number, since it is larger than the sum of its proper divisors (83476346213).

510666165667 is a wasteful number, since it uses less digits than its factorization.

510666165667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794370 (or 1794363 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 55.

The spelling of 510666165667 in words is "five hundred ten billion, six hundred sixty-six million, one hundred sixty-five thousand, six hundred sixty-seven".