673657200875 has 32 divisors (see below), whose sum is σ = 863603797056. Its totient is φ = 524264659200.

The previous prime is 673657200863. The next prime is 673657200877. The reversal of 673657200875 is 578002756376.

It is not a de Polignac number, because 673657200875 - 2⁴ = 673657200859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673657200875.

It is not an unprimeable number, because it can be changed into a prime (673657200877) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 35848232 + ... + 35867018.

It is an arithmetic number, because the mean of its divisors is an integer number (26987618658).

Almost surely, 2^673657200875 is an apocalyptic number.

673657200875 is a deficient number, since it is larger than the sum of its proper divisors (189946596181).

673657200875 is a wasteful number, since it uses less digits than its factorization.

673657200875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26592 (or 26582 counting only the distinct ones).

The product of its (nonzero) digits is 14817600, while the sum is 56.

The spelling of 673657200875 in words is "six hundred seventy-three billion, six hundred fifty-seven million, two hundred thousand, eight hundred seventy-five".