6873555672 has 160 divisors (see below), whose sum is σ = 20393049600. Its totient is φ = 2156953536.

The previous prime is 6873555541. The next prime is 6873555673. The reversal of 6873555672 is 2765553786.

6873555672 is a `hidden beast` number, since 6 + 8 + 73 + 5 + 5 + 567 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6873555673) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2054433 + ... + 2057775.

It is an arithmetic number, because the mean of its divisors is an integer number (127456560).

Almost surely, 2^6873555672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6873555672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10196524800).

6873555672 is an abundant number, since it is smaller than the sum of its proper divisors (13519493928).

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

6873555672 is a wasteful number, since it uses less digits than its factorization.

6873555672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3547 (or 3534 counting only the distinct ones).

The product of its digits is 10584000, while the sum is 54.

The square root of 6873555672 is about 82906.9096758527. The cubic root of 6873555672 is about 1901.3430644314.

The spelling of 6873555672 in words is "six billion, eight hundred seventy-three million, five hundred fifty-five thousand, six hundred seventy-two".