4068409855 has 16 divisors (see below), whose sum is σ = 5270028480. Its totient is φ = 3005863168.

The previous prime is 4068409843. The next prime is 4068409909. The reversal of 4068409855 is 5589048604.

It is a cyclic number.

It is not a de Polignac number, because 4068409855 - 2⁷ = 4068409727 is a prime.

It is a super-2 number, since 2×4068409855² = 33103917496522242050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4068409799 and 4068409808.

It is a congruent 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, 606622 + ... + 613291.

It is an arithmetic number, because the mean of its divisors is an integer number (329376780).

Almost surely, 2^4068409855 is an apocalyptic number.

4068409855 is a deficient number, since it is larger than the sum of its proper divisors (1201618625).

4068409855 is a wasteful number, since it uses less digits than its factorization.

4068409855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219970.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The square root of 4068409855 is about 63784.0877884132. The cubic root of 4068409855 is about 1596.3994367461.

The spelling of 4068409855 in words is "four billion, sixty-eight million, four hundred nine thousand, eight hundred fifty-five".