3853626666 has 16 divisors (see below), whose sum is σ = 7708133664. Its totient is φ = 1284395504.

The previous prime is 3853626649. The next prime is 3853626719. The reversal of 3853626666 is 6666263583.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29380 + ... + 92576.

It is an arithmetic number, because the mean of its divisors is an integer number (481758354).

Almost surely, 2^3853626666 is an apocalyptic number.

3853626666 is an abundant number, since it is smaller than the sum of its proper divisors (3854506998).

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

3853626666 is a wasteful number, since it uses less digits than its factorization.

3853626666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73365.

The product of its digits is 5598720, while the sum is 51.

The square root of 3853626666 is about 62077.5858583434. The cubic root of 3853626666 is about 1567.7971820157.

The spelling of 3853626666 in words is "three billion, eight hundred fifty-three million, six hundred twenty-six thousand, six hundred sixty-six".