788167666 has 48 divisors (see below), whose sum is σ = 1420636320. Its totient is φ = 325004160.

The previous prime is 788167661. The next prime is 788167691. The reversal of 788167666 is 666761887.

It is not an unprimeable number, because it can be changed into a prime (788167661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217566 + ... + 221158.

It is an arithmetic number, because the mean of its divisors is an integer number (29596590).

Almost surely, 2^788167666 is an apocalyptic number.

788167666 is a deficient number, since it is larger than the sum of its proper divisors (632468654).

788167666 is a wasteful number, since it uses less digits than its factorization.

788167666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3691 (or 3678 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 55.

The square root of 788167666 is about 28074.3239633655. The cubic root of 788167666 is about 923.7182797435.

The spelling of 788167666 in words is "seven hundred eighty-eight million, one hundred sixty-seven thousand, six hundred sixty-six".