766680711 has 8 divisors (see below), whose sum is σ = 1034557440. Its totient is φ = 504962232.

The previous prime is 766680703. The next prime is 766680713. The reversal of 766680711 is 117086667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 766680711 - 2³ = 766680703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766680713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1539271 + ... + 1539768.

It is an arithmetic number, because the mean of its divisors is an integer number (129319680).

Almost surely, 2^766680711 is an apocalyptic number.

766680711 is a deficient number, since it is larger than the sum of its proper divisors (267876729).

766680711 is a wasteful number, since it uses less digits than its factorization.

766680711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3079125.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 766680711 is about 27688.9998194229. Note that the first 3 decimals coincide. The cubic root of 766680711 is about 915.2467153995.

The spelling of 766680711 in words is "seven hundred sixty-six million, six hundred eighty thousand, seven hundred eleven".