3816788101643 has 32 divisors (see below), whose sum is σ = 4494231302400. Its totient is φ = 3203856115200.

The previous prime is 3816788101619. The next prime is 3816788101649. The reversal of 3816788101643 is 3461018876183.

It is a cyclic number.

It is not a de Polignac number, because 3816788101643 - 2⁶ = 3816788101579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3816788101649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8513255 + ... + 8950367.

It is an arithmetic number, because the mean of its divisors is an integer number (140444728200).

Almost surely, 2^{3816788101643} is an apocalyptic number.

3816788101643 is a deficient number, since it is larger than the sum of its proper divisors (677443200757).

3816788101643 is a wasteful number, since it uses less digits than its factorization.

3816788101643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438203.

The product of its (nonzero) digits is 4644864, while the sum is 56.

The spelling of 3816788101643 in words is "three trillion, eight hundred sixteen billion, seven hundred eighty-eight million, one hundred one thousand, six hundred forty-three".