3811003558868 has 24 divisors (see below), whose sum is σ = 7287946765344. Its totient is φ = 1729323269600.

The previous prime is 3811003558847. The next prime is 3811003558933. The reversal of 3811003558868 is 8688553001183.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73750763 + ... + 73802418.

It is an arithmetic number, because the mean of its divisors is an integer number (303664448556).

Almost surely, 2^{3811003558868} is an apocalyptic number.

It is an amenable number.

3811003558868 is a deficient number, since it is larger than the sum of its proper divisors (3476943206476).

3811003558868 is a wasteful number, since it uses less digits than its factorization.

3811003558868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147553783 (or 147553781 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 56.

The spelling of 3811003558868 in words is "three trillion, eight hundred eleven billion, three million, five hundred fifty-eight thousand, eight hundred sixty-eight".