766458846660 has 48 divisors (see below), whose sum is σ = 2311168216896. Its totient is φ = 188666792832.

The previous prime is 766458846641. The next prime is 766458846667. The reversal of 766458846660 is 66648854667.

It is a junction number, because it is equal to n+sod(n) for n = 766458846591 and 766458846600.

It is not an unprimeable number, because it can be changed into a prime (766458846667) 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 15 ways as a sum of consecutive naturals, for example, 491318994 + ... + 491320553.

It is an arithmetic number, because the mean of its divisors is an integer number (48149337852).

Almost surely, 2^766458846660 is an apocalyptic number.

It is an amenable number.

766458846660 is an abundant number, since it is smaller than the sum of its proper divisors (1544709370236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

766458846660 is a wasteful number, since it uses less digits than its factorization.

766458846660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982639572 (or 982639570 counting only the distinct ones).

The product of its (nonzero) digits is 278691840, while the sum is 66.

The spelling of 766458846660 in words is "seven hundred sixty-six billion, four hundred fifty-eight million, eight hundred forty-six thousand, six hundred sixty".