4128213868 has 6 divisors (see below), whose sum is σ = 7224374276. Its totient is φ = 2064106932.

The previous prime is 4128213833. The next prime is 4128213919. The reversal of 4128213868 is 8683128214.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516026730 + ... + 516026737.

Almost surely, 2^4128213868 is an apocalyptic number.

It is an amenable number.

4128213868 is a deficient number, since it is larger than the sum of its proper divisors (3096160408).

4128213868 is a wasteful number, since it uses less digits than its factorization.

4128213868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032053471 (or 1032053469 counting only the distinct ones).

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

The square root of 4128213868 is about 64251.1779502913. The cubic root of 4128213868 is about 1604.1835656400.

The spelling of 4128213868 in words is "four billion, one hundred twenty-eight million, two hundred thirteen thousand, eight hundred sixty-eight".