6801655964994 has 48 divisors (see below), whose sum is σ = 16080661400544. Its totient is φ = 2060592480000.

The previous prime is 6801655964921. The next prime is 6801655965001. The reversal of 6801655964994 is 4994695561086.

6801655964994 is a `hidden beast` number, since 6 + 8 + 0 + 1 + 6 + 559 + 64 + 9 + 9 + 4 = 666.

It is a super-2 number, since 2×6801655964994² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3500704 + ... + 5085099.

It is an arithmetic number, because the mean of its divisors is an integer number (335013779178).

Almost surely, 2^{6801655964994} is an apocalyptic number.

6801655964994 is an abundant number, since it is smaller than the sum of its proper divisors (9279005435550).

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

6801655964994 is a wasteful number, since it uses less digits than its factorization.

6801655964994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8589823 (or 8589820 counting only the distinct ones).

The product of its (nonzero) digits is 503884800, while the sum is 72.

The spelling of 6801655964994 in words is "six trillion, eight hundred one billion, six hundred fifty-five million, nine hundred sixty-four thousand, nine hundred ninety-four".