3806828505766 has 64 divisors (see below), whose sum is σ = 6770923923456. Its totient is φ = 1582457011200.

The previous prime is 3806828505721. The next prime is 3806828505787. The reversal of 3806828505766 is 6675058286083.

3806828505766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3806828505698 and 3806828505707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22658166 + ... + 22825558.

It is an arithmetic number, because the mean of its divisors is an integer number (105795686304).

Almost surely, 2^{3806828505766} is an apocalyptic number.

3806828505766 is a deficient number, since it is larger than the sum of its proper divisors (2964095417690).

3806828505766 is a wasteful number, since it uses less digits than its factorization.

3806828505766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168157.

The product of its (nonzero) digits is 116121600, while the sum is 64.

The spelling of 3806828505766 in words is "three trillion, eight hundred six billion, eight hundred twenty-eight million, five hundred five thousand, seven hundred sixty-six".