673767740767 has 8 divisors (see below), whose sum is σ = 745088112720. Its totient is φ = 604125495360.

The previous prime is 673767740747. The next prime is 673767740773. The reversal of 673767740767 is 767047767376.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673767740767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673767740707) 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, 419530792 + ... + 419532397.

It is an arithmetic number, because the mean of its divisors is an integer number (93136014090).

Almost surely, 2^673767740767 is an apocalyptic number.

673767740767 is a deficient number, since it is larger than the sum of its proper divisors (71320371953).

673767740767 is a wasteful number, since it uses less digits than its factorization.

673767740767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839063273.

The product of its (nonzero) digits is 304946208, while the sum is 67.

The spelling of 673767740767 in words is "six hundred seventy-three billion, seven hundred sixty-seven million, seven hundred forty thousand, seven hundred sixty-seven".