8111400368 has 20 divisors (see below), whose sum is σ = 15722490720. Its totient is φ = 4053983424.

The previous prime is 8111400347. The next prime is 8111400377. The reversal of 8111400368 is 8630041118.

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 3 ways as a sum of consecutive naturals, for example, 67880 + ... + 144327.

It is an arithmetic number, because the mean of its divisors is an integer number (786124536).

Almost surely, 2^8111400368 is an apocalyptic number.

It is an amenable number.

8111400368 is a deficient number, since it is larger than the sum of its proper divisors (7611090352).

8111400368 is a wasteful number, since it uses less digits than its factorization.

8111400368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214604 (or 214598 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 8111400368 is about 90063.3131080575. The cubic root of 8111400368 is about 2009.2406038664.

The spelling of 8111400368 in words is "eight billion, one hundred eleven million, four hundred thousand, three hundred sixty-eight".