685453704883 has 4 divisors (see below), whose sum is σ = 685737304200. Its totient is φ = 685170105568.

The previous prime is 685453704857. The next prime is 685453704893. The reversal of 685453704883 is 388407354586.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 685453704883 - 2⁹ = 685453704371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (685453704893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141796033 + ... + 141800866.

It is an arithmetic number, because the mean of its divisors is an integer number (171434326050).

Almost surely, 2^685453704883 is an apocalyptic number.

685453704883 is a deficient number, since it is larger than the sum of its proper divisors (283599317).

685453704883 is a wasteful number, since it uses less digits than its factorization.

685453704883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283599316.

The product of its (nonzero) digits is 77414400, while the sum is 61.

The spelling of 685453704883 in words is "six hundred eighty-five billion, four hundred fifty-three million, seven hundred four thousand, eight hundred eighty-three".