4085831555 has 16 divisors (see below), whose sum is σ = 5309338944. Its totient is φ = 3000551040.

The previous prime is 4085831551. The next prime is 4085831557. The reversal of 4085831555 is 5551385804.

It is not a de Polignac number, because 4085831555 - 2² = 4085831551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4085831551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161879 + ... + 185408.

It is an arithmetic number, because the mean of its divisors is an integer number (331833684).

Almost surely, 2^4085831555 is an apocalyptic number.

4085831555 is a deficient number, since it is larger than the sum of its proper divisors (1223507389).

4085831555 is a wasteful number, since it uses less digits than its factorization.

4085831555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347486.

The product of its (nonzero) digits is 480000, while the sum is 44.

The square root of 4085831555 is about 63920.5096584813. The cubic root of 4085831555 is about 1598.6748865734.

The spelling of 4085831555 in words is "four billion, eighty-five million, eight hundred thirty-one thousand, five hundred fifty-five".