766101668 has 12 divisors (see below), whose sum is σ = 1419541452. Its totient is φ = 360518400.

The previous prime is 766101647. The next prime is 766101673. The reversal of 766101668 is 866101667.

It can be written as a sum of positive squares in 2 ways, for example, as 349615204 + 416486464 = 18698^2 + 20408^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5633033 + ... + 5633168.

It is an arithmetic number, because the mean of its divisors is an integer number (118295121).

Almost surely, 2^766101668 is an apocalyptic number.

It is an amenable number.

766101668 is a deficient number, since it is larger than the sum of its proper divisors (653439784).

766101668 is a wasteful number, since it uses less digits than its factorization.

766101668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11266222 (or 11266220 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 766101668 is about 27678.5416523342. The cubic root of 766101668 is about 915.0162410646.

Subtracting 766101668 from its reverse (866101667), we obtain a palindrome (99999999).

The spelling of 766101668 in words is "seven hundred sixty-six million, one hundred one thousand, six hundred sixty-eight".