673465516723 has 12 divisors (see below), whose sum is σ = 698970456184. Its totient is φ = 648538480800.

The previous prime is 673465516721. The next prime is 673465516739. The reversal of 673465516723 is 327615564376.

673465516723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 673465516723 - 2¹ = 673465516721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673465516721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1336698 + ... + 1770223.

Almost surely, 2^673465516723 is an apocalyptic number.

673465516723 is a deficient number, since it is larger than the sum of its proper divisors (25504939461).

673465516723 is an equidigital number, since it uses as much as digits as its factorization.

673465516723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3107106 (or 3107035 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 55.

The spelling of 673465516723 in words is "six hundred seventy-three billion, four hundred sixty-five million, five hundred sixteen thousand, seven hundred twenty-three".