8378644200 has 48 divisors (see below), whose sum is σ = 25973798880. Its totient is φ = 2234304960.

The previous prime is 8378644199. The next prime is 8378644223. The reversal of 8378644200 is 24468738.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6981604 + ... + 6982803.

It is an arithmetic number, because the mean of its divisors is an integer number (541120810).

Almost surely, 2^8378644200 is an apocalyptic number.

It is an amenable number.

8378644200 is an abundant number, since it is smaller than the sum of its proper divisors (17595154680).

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

8378644200 is a wasteful number, since it uses less digits than its factorization.

8378644200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13964426 (or 13964417 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The square root of 8378644200 is about 91534.9343147194. The cubic root of 8378644200 is about 2031.0685566371.

The spelling of 8378644200 in words is "eight billion, three hundred seventy-eight million, six hundred forty-four thousand, two hundred".