4000653848185 has 16 divisors (see below), whose sum is σ = 5135587679376. Its totient is φ = 2981202812928.

The previous prime is 4000653848173. The next prime is 4000653848231. The reversal of 4000653848185 is 5818483560004.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 177170279056 + 3823483569129 = 420916^2 + 1955373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4000653848185 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242602662 + ... + 242619151.

It is an arithmetic number, because the mean of its divisors is an integer number (320974229961).

Almost surely, 2^{4000653848185} is an apocalyptic number.

It is an amenable number.

4000653848185 is a deficient number, since it is larger than the sum of its proper divisors (1134933831191).

4000653848185 is a wasteful number, since it uses less digits than its factorization.

4000653848185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485221932.

The product of its (nonzero) digits is 3686400, while the sum is 52.

The spelling of 4000653848185 in words is "four trillion, six hundred fifty-three million, eight hundred forty-eight thousand, one hundred eighty-five".