4085408568 has 16 divisors (see below), whose sum is σ = 10213521480. Its totient is φ = 1361802848.

The previous prime is 4085408531. The next prime is 4085408597. The reversal of 4085408568 is 8658045804.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85112655 + ... + 85112702.

Almost surely, 2^4085408568 is an apocalyptic number.

It is an amenable number.

4085408568 is an abundant number, since it is smaller than the sum of its proper divisors (6128112912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4085408568 is a wasteful number, since it uses less digits than its factorization.

4085408568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170225366 (or 170225362 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 48.

The square root of 4085408568 is about 63917.2008773851. The cubic root of 4085408568 is about 1598.6197168957.

The spelling of 4085408568 in words is "four billion, eighty-five million, four hundred eight thousand, five hundred sixty-eight".