4063993923 has 64 divisors (see below), whose sum is σ = 6422976000. Its totient is φ = 2259072000.

The previous prime is 4063993907. The next prime is 4063993987. The reversal of 4063993923 is 3293993604.

It is a happy number.

It is not a de Polignac number, because 4063993923 - 2⁴ = 4063993907 is a prime.

It is a super-3 number, since 3×4063993923³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (4063993903) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3829813 + ... + 3830873.

It is an arithmetic number, because the mean of its divisors is an integer number (100359000).

Almost surely, 2^4063993923 is an apocalyptic number.

4063993923 is a deficient number, since it is larger than the sum of its proper divisors (2358982077).

4063993923 is a wasteful number, since it uses less digits than its factorization.

4063993923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284.

The product of its (nonzero) digits is 944784, while the sum is 48.

The square root of 4063993923 is about 63749.4621389075. The cubic root of 4063993923 is about 1595.8216398725.

The spelling of 4063993923 in words is "four billion, sixty-three million, nine hundred ninety-three thousand, nine hundred twenty-three".