6395740984 has 16 divisors (see below), whose sum is σ = 11992883400. Its totient is φ = 3197638752.

The previous prime is 6395740979. The next prime is 6395740999. The reversal of 6395740984 is 4890475936.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163719 + ... + 198985.

Almost surely, 2^6395740984 is an apocalyptic number.

It is an amenable number.

6395740984 is a deficient number, since it is larger than the sum of its proper divisors (5597142416).

6395740984 is a wasteful number, since it uses less digits than its factorization.

6395740984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57942 (or 57938 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 55.

The square root of 6395740984 is about 79973.3767200060. The cubic root of 6395740984 is about 1856.2235961977.

The spelling of 6395740984 in words is "six billion, three hundred ninety-five million, seven hundred forty thousand, nine hundred eighty-four".