873675949728 has 48 divisors (see below), whose sum is σ = 2316106318176. Its totient is φ = 288341894400.

The previous prime is 873675949709. The next prime is 873675949753. The reversal of 873675949728 is 827949576378.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 873675949728.

It is an unprimeable number.

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, 45043726 + ... + 45063117.

It is an arithmetic number, because the mean of its divisors is an integer number (48252214962).

Almost surely, 2^873675949728 is an apocalyptic number.

It is an amenable number.

873675949728 is an abundant number, since it is smaller than the sum of its proper divisors (1442430368448).

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

873675949728 is a wasteful number, since it uses less digits than its factorization.

873675949728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90106957 (or 90106949 counting only the distinct ones).

The product of its digits is 1280240640, while the sum is 75.

The spelling of 873675949728 in words is "eight hundred seventy-three billion, six hundred seventy-five million, nine hundred forty-nine thousand, seven hundred twenty-eight".