6347978376 has 32 divisors (see below), whose sum is σ = 16381881600. Its totient is φ = 2047734720.

The previous prime is 6347978341. The next prime is 6347978383. The reversal of 6347978376 is 6738797436.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4265371 + ... + 4266858.

It is an arithmetic number, because the mean of its divisors is an integer number (511933800).

Almost surely, 2^6347978376 is an apocalyptic number.

It is an amenable number.

6347978376 is an abundant number, since it is smaller than the sum of its proper divisors (10033903224).

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

6347978376 is a wasteful number, since it uses less digits than its factorization.

6347978376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8532269 (or 8532265 counting only the distinct ones).

The product of its digits is 32006016, while the sum is 60.

The square root of 6347978376 is about 79674.2014456373. The cubic root of 6347978376 is about 1851.5913627420.

The spelling of 6347978376 in words is "six billion, three hundred forty-seven million, nine hundred seventy-eight thousand, three hundred seventy-six".