4068644810 has 16 divisors (see below), whose sum is σ = 7345298376. Its totient is φ = 1622627328.

The previous prime is 4068644759. The next prime is 4068644831. The reversal of 4068644810 is 184468604.

4068644810 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1513443409 + 2555201401 = 38903^2 + 50549^2 .

It is a super-2 number, since 2×4068644810² = 33107741179879872200, which contains 22 as substring.

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, 600287 + ... + 607026.

Almost surely, 2^4068644810 is an apocalyptic number.

4068644810 is a deficient number, since it is larger than the sum of its proper divisors (3276653566).

4068644810 is a wasteful number, since it uses less digits than its factorization.

4068644810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207657.

The product of its (nonzero) digits is 147456, while the sum is 41.

The square root of 4068644810 is about 63785.9295613069. The cubic root of 4068644810 is about 1596.4301674102.

The spelling of 4068644810 in words is "four billion, sixty-eight million, six hundred forty-four thousand, eight hundred ten".