766606313 has 24 divisors (see below), whose sum is σ = 894828864. Its totient is φ = 651168000.

The previous prime is 766606301. The next prime is 766606327. The reversal of 766606313 is 313606667.

It is not a de Polignac number, because 766606313 - 2⁴ = 766606297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (766606513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 479231 + ... + 480827.

It is an arithmetic number, because the mean of its divisors is an integer number (37284536).

Almost surely, 2^766606313 is an apocalyptic number.

It is an amenable number.

766606313 is a deficient number, since it is larger than the sum of its proper divisors (128222551).

766606313 is a wasteful number, since it uses less digits than its factorization.

766606313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793 (or 1776 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 766606313 is about 27687.6563291298. The cubic root of 766606313 is about 915.2171095384.

The spelling of 766606313 in words is "seven hundred sixty-six million, six hundred six thousand, three hundred thirteen".