685003241503 has 8 divisors (see below), whose sum is σ = 782867041280. Its totient is φ = 587140990200.

The previous prime is 685003241413. The next prime is 685003241597. The reversal of 685003241503 is 305142300586.

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

It is a cyclic number.

It is not a de Polignac number, because 685003241503 - 2⁹ = 685003240991 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 (685004241503) 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, 805978 + ... + 1421128.

It is an arithmetic number, because the mean of its divisors is an integer number (97858380160).

Almost surely, 2^685003241503 is an apocalyptic number.

685003241503 is a deficient number, since it is larger than the sum of its proper divisors (97863799777).

685003241503 is a wasteful number, since it uses less digits than its factorization.

685003241503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774237.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 685003241503 in words is "six hundred eighty-five billion, three million, two hundred forty-one thousand, five hundred three".