672205004456672 has 24 divisors (see below), whose sum is σ = 1351561125985056. Its totient is φ = 328951385158912.

The previous prime is 672205004456669. The next prime is 672205004456683. The reversal of 672205004456672 is 276654400502276.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223472406893 + ... + 223472409900.

It is an arithmetic number, because the mean of its divisors is an integer number (56315046916044).

Almost surely, 2^{672205004456672} is an apocalyptic number.

It is an amenable number.

672205004456672 is an abundant number, since it is smaller than the sum of its proper divisors (679356121528384).

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

672205004456672 is a wasteful number, since it uses less digits than its factorization.

672205004456672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446944816850 (or 446944816842 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 56.

The spelling of 672205004456672 in words is "six hundred seventy-two trillion, two hundred five billion, four million, four hundred fifty-six thousand, six hundred seventy-two".