4000204848685 has 8 divisors (see below), whose sum is σ = 4800575842200. Its totient is φ = 3199943863104.

The previous prime is 4000204848637. The next prime is 4000204848721. The reversal of 4000204848685 is 5868484020004.

It can be written as a sum of positive squares in 4 ways, for example, as 2210354199076 + 1789850649609 = 1486726^2 + 1337853^2 .

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 4000204848685 - 2³³ = 3991614914093 is a prime.

It is a super-3 number, since 3×4000204848685³ (a number of 39 digits) contains 333 as substring.

It is a congruent 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, 27421962 + ... + 27567451.

It is an arithmetic number, because the mean of its divisors is an integer number (600071980275).

Almost surely, 2^{4000204848685} is an apocalyptic number.

It is an amenable number.

4000204848685 is a deficient number, since it is larger than the sum of its proper divisors (800370993515).

4000204848685 is a wasteful number, since it uses less digits than its factorization.

4000204848685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55003967.

The product of its (nonzero) digits is 1966080, while the sum is 49.

Adding to 4000204848685 its reverse (5868484020004), we get a palindrome (9868688868689).

The spelling of 4000204848685 in words is "four trillion, two hundred four million, eight hundred forty-eight thousand, six hundred eighty-five".