672728733104 has 20 divisors (see below), whose sum is σ = 1306815096576. Its totient is φ = 335486127552.

The previous prime is 672728733067. The next prime is 672728733199. The reversal of 672728733104 is 401337827276.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54883619 + ... + 54895874.

Almost surely, 2^672728733104 is an apocalyptic number.

It is an amenable number.

672728733104 is a deficient number, since it is larger than the sum of its proper divisors (634086363472).

672728733104 is a wasteful number, since it uses less digits than its factorization.

672728733104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109779884 (or 109779878 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 50.

The spelling of 672728733104 in words is "six hundred seventy-two billion, seven hundred twenty-eight million, seven hundred thirty-three thousand, one hundred four".