766322000008 has 32 divisors (see below), whose sum is σ = 1522654119000. Its totient is φ = 360925411840.

The previous prime is 766321999981. The next prime is 766322000009. The reversal of 766322000008 is 800000223667.

It can be written as a sum of positive squares in 4 ways, for example, as 547277407524 + 219044592484 = 739782^2 + 468022^2 .

It is a super-2 number, since 2×766322000008² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (766322000009) 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, 40272343 + ... + 40291366.

Almost surely, 2^766322000008 is an apocalyptic number.

It is an amenable number.

766322000008 is a deficient number, since it is larger than the sum of its proper divisors (756332118992).

766322000008 is a wasteful number, since it uses less digits than its factorization.

766322000008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80563785 (or 80563781 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 766322000008 in words is "seven hundred sixty-six billion, three hundred twenty-two million, eight", and thus it is an aban number.