7700386806 has 24 divisors (see below), whose sum is σ = 19067624784. Its totient is φ = 2200110480.

The previous prime is 7700386787. The next prime is 7700386819. The reversal of 7700386806 is 6086830077.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30556965 + ... + 30557216.

It is an arithmetic number, because the mean of its divisors is an integer number (794484366).

Almost surely, 2^7700386806 is an apocalyptic number.

7700386806 is an abundant number, since it is smaller than the sum of its proper divisors (11367237978).

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

7700386806 is a wasteful number, since it uses less digits than its factorization.

7700386806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61114196 (or 61114193 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 7700386806 is about 87751.8478779792. The cubic root of 7700386806 is about 1974.7138873899.

The spelling of 7700386806 in words is "seven billion, seven hundred million, three hundred eighty-six thousand, eight hundred six".