672716617276 has 24 divisors (see below), whose sum is σ = 1306044593280. Its totient is φ = 300597562800.

The previous prime is 672716617201. The next prime is 672716617277.

672716617276 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 672716617276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672716617277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129565320 + ... + 129570511.

It is an arithmetic number, because the mean of its divisors is an integer number (54418524720).

Almost surely, 2^672716617276 is an apocalyptic number.

It is an amenable number.

672716617276 is a deficient number, since it is larger than the sum of its proper divisors (633327976004).

672716617276 is a wasteful number, since it uses less digits than its factorization.

672716617276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259135905 (or 259135903 counting only the distinct ones).

The product of its digits is 12446784, while the sum is 58.

The spelling of 672716617276 in words is "six hundred seventy-two billion, seven hundred sixteen million, six hundred seventeen thousand, two hundred seventy-six".