685452119667 has 32 divisors (see below), whose sum is σ = 1068895027200. Its totient is φ = 382540021920.

The previous prime is 685452119647. The next prime is 685452119719. The reversal of 685452119667 is 766911254586.

685452119667 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 685452119667 - 2⁸ = 685452119411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 685452119667.

It is not an unprimeable number, because it can be changed into a prime (685452119647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10814334 + ... + 10877532.

It is an arithmetic number, because the mean of its divisors is an integer number (33402969600).

Almost surely, 2^685452119667 is an apocalyptic number.

685452119667 is a deficient number, since it is larger than the sum of its proper divisors (383442907533).

685452119667 is a wasteful number, since it uses less digits than its factorization.

685452119667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75263.

The product of its digits is 21772800, while the sum is 60.

The spelling of 685452119667 in words is "six hundred eighty-five billion, four hundred fifty-two million, one hundred nineteen thousand, six hundred sixty-seven".