4009396568 has 16 divisors (see below), whose sum is σ = 7913283000. Its totient is φ = 1899187776.

The previous prime is 4009396493. The next prime is 4009396571. The reversal of 4009396568 is 8656939004.

It is a congruent number.

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, 13188653 + ... + 13188956.

Almost surely, 2^4009396568 is an apocalyptic number.

It is an amenable number.

4009396568 is a deficient number, since it is larger than the sum of its proper divisors (3903886432).

4009396568 is a wasteful number, since it uses less digits than its factorization.

4009396568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26377634 (or 26377630 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 50.

The square root of 4009396568 is about 63319.7960198862. The cubic root of 4009396568 is about 1588.6430900614.

The spelling of 4009396568 in words is "four billion, nine million, three hundred ninety-six thousand, five hundred sixty-eight".