6873909556 has 24 divisors (see below), whose sum is σ = 12464000640. Its totient is φ = 3313144800.

The previous prime is 6873909551. The next prime is 6873909563. The reversal of 6873909556 is 6559093786.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 6873909556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6873909551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26241 + ... + 120151.

It is an arithmetic number, because the mean of its divisors is an integer number (519333360).

Almost surely, 2^6873909556 is an apocalyptic number.

It is an amenable number.

6873909556 is a deficient number, since it is larger than the sum of its proper divisors (5590091084).

6873909556 is a wasteful number, since it uses less digits than its factorization.

6873909556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94575 (or 94573 counting only the distinct ones).

The product of its (nonzero) digits is 12247200, while the sum is 58.

The square root of 6873909556 is about 82909.0438733918. The cubic root of 6873909556 is about 1901.3756939938.

The spelling of 6873909556 in words is "six billion, eight hundred seventy-three million, nine hundred nine thousand, five hundred fifty-six".