673383686764 has 24 divisors (see below), whose sum is σ = 1180952132976. Its totient is φ = 335969088000.

The previous prime is 673383686743. The next prime is 673383686821. The reversal of 673383686764 is 467686383376.

It is a self number, because there is not a number n which added to its sum of digits gives 673383686764.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9741604 + ... + 9810484.

It is an arithmetic number, because the mean of its divisors is an integer number (49206338874).

Almost surely, 2^673383686764 is an apocalyptic number.

It is an amenable number.

673383686764 is a deficient number, since it is larger than the sum of its proper divisors (507568446212).

673383686764 is a wasteful number, since it uses less digits than its factorization.

673383686764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74097 (or 74095 counting only the distinct ones).

The product of its digits is 438939648, while the sum is 67.

The spelling of 673383686764 in words is "six hundred seventy-three billion, three hundred eighty-three million, six hundred eighty-six thousand, seven hundred sixty-four".