4280068168 has 8 divisors (see below), whose sum is σ = 8025127830. Its totient is φ = 2140034080.

The previous prime is 4280068157. The next prime is 4280068171. The reversal of 4280068168 is 8618600824.

4280068168 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 only one way, i.e., 3774627844 + 505440324 = 61438^2 + 22482^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267504253 + ... + 267504268.

Almost surely, 2^4280068168 is an apocalyptic number.

It is an amenable number.

4280068168 is a deficient number, since it is larger than the sum of its proper divisors (3745059662).

4280068168 is a wasteful number, since it uses less digits than its factorization.

4280068168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535008527 (or 535008523 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 43.

The square root of 4280068168 is about 65422.2299222520. The cubic root of 4280068168 is about 1623.6168956061.

The spelling of 4280068168 in words is "four billion, two hundred eighty million, sixty-eight thousand, one hundred sixty-eight".