685950548635 has 8 divisors (see below), whose sum is σ = 897971627376. Its totient is φ = 498873126240.

The previous prime is 685950548599. The next prime is 685950548651. The reversal of 685950548635 is 536845059586.

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

It is not a de Polignac number, because 685950548635 - 2¹¹ = 685950546587 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6235914024 + ... + 6235914133.

It is an arithmetic number, because the mean of its divisors is an integer number (112246453422).

Almost surely, 2^685950548635 is an apocalyptic number.

685950548635 is a deficient number, since it is larger than the sum of its proper divisors (212021078741).

685950548635 is a wasteful number, since it uses less digits than its factorization.

685950548635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12471828173.

The product of its (nonzero) digits is 155520000, while the sum is 64.

The spelling of 685950548635 in words is "six hundred eighty-five billion, nine hundred fifty million, five hundred forty-eight thousand, six hundred thirty-five".