4068308164 has 12 divisors (see below), whose sum is σ = 7120002988. Its totient is φ = 2034021600.

The previous prime is 4068308129. The next prime is 4068308347. The reversal of 4068308164 is 4618038604.

It can be written as a sum of positive squares in 2 ways, for example, as 3721976064 + 346332100 = 61008^2 + 18610^2 .

It is a super-2 number, since 2×4068308164² = 33102262634538101792, which contains 22 as substring.

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, 75694 + ... + 117754.

Almost surely, 2^4068308164 is an apocalyptic number.

It is an amenable number.

4068308164 is a deficient number, since it is larger than the sum of its proper divisors (3051694824).

4068308164 is a wasteful number, since it uses less digits than its factorization.

4068308164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66246 (or 66244 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 4068308164 is about 63783.2906332058. The cubic root of 4068308164 is about 1596.3861358240.

The spelling of 4068308164 in words is "four billion, sixty-eight million, three hundred eight thousand, one hundred sixty-four".