6378257888 has 12 divisors (see below), whose sum is σ = 12557195280. Its totient is φ = 3189128928.

The previous prime is 6378257827. The next prime is 6378257911. The reversal of 6378257888 is 8887528736.

It is a self number, because there is not a number n which added to its sum of digits gives 6378257888.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99660248 + ... + 99660311.

It is an arithmetic number, because the mean of its divisors is an integer number (1046432940).

Almost surely, 2^6378257888 is an apocalyptic number.

It is an amenable number.

6378257888 is a deficient number, since it is larger than the sum of its proper divisors (6178937392).

6378257888 is a wasteful number, since it uses less digits than its factorization.

6378257888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199320569 (or 199320561 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 62.

The square root of 6378257888 is about 79863.9961935289. The cubic root of 6378257888 is about 1854.5306909430.

The spelling of 6378257888 in words is "six billion, three hundred seventy-eight million, two hundred fifty-seven thousand, eight hundred eighty-eight".