766266662667 has 8 divisors (see below), whose sum is σ = 1114569691200. Its totient is φ = 464404037960.

The previous prime is 766266662597. The next prime is 766266662683.

766266662667 is nontrivially palindromic in base 10.

766266662667 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 766266662667 - 2³⁹ = 216510848779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 766266662598 and 766266662607.

It is not an unprimeable number, because it can be changed into a prime (766266672667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11610100917 + ... + 11610100982.

It is an arithmetic number, because the mean of its divisors is an integer number (139321211400).

Almost surely, 2^766266662667 is an apocalyptic number.

766266662667 is a deficient number, since it is larger than the sum of its proper divisors (348303028533).

766266662667 is a wasteful number, since it uses less digits than its factorization.

766266662667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23220201913.

The product of its digits is 329204736, while the sum is 66.

The spelling of 766266662667 in words is "seven hundred sixty-six billion, two hundred sixty-six million, six hundred sixty-two thousand, six hundred sixty-seven".