720716673884 has 48 divisors (see below), whose sum is σ = 1320552576000. Its totient is φ = 343772035200.

The previous prime is 720716673841. The next prime is 720716673889. The reversal of 720716673884 is 488376617027.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (720716673889) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3554267 + ... + 3751565.

It is an arithmetic number, because the mean of its divisors is an integer number (27511512000).

Almost surely, 2^720716673884 is an apocalyptic number.

It is an amenable number.

720716673884 is a deficient number, since it is larger than the sum of its proper divisors (599835902116).

720716673884 is a wasteful number, since it uses less digits than its factorization.

720716673884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197754 (or 197752 counting only the distinct ones).

The product of its (nonzero) digits is 18966528, while the sum is 59.

The spelling of 720716673884 in words is "seven hundred twenty billion, seven hundred sixteen million, six hundred seventy-three thousand, eight hundred eighty-four".