766406284568 has 32 divisors (see below), whose sum is σ = 1513557361200. Its totient is φ = 362815345152.

The previous prime is 766406284559. The next prime is 766406284573. The reversal of 766406284568 is 865482604667.

It is a self number, because there is not a number n which added to its sum of digits gives 766406284568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269605 + ... + 1773332.

Almost surely, 2^766406284568 is an apocalyptic number.

It is an amenable number.

766406284568 is a deficient number, since it is larger than the sum of its proper divisors (747151076632).

766406284568 is a wasteful number, since it uses less digits than its factorization.

766406284568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044619 (or 3044615 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 62.

The spelling of 766406284568 in words is "seven hundred sixty-six billion, four hundred six million, two hundred eighty-four thousand, five hundred sixty-eight".