4005051663 has 8 divisors (see below), whose sum is σ = 5572245888. Its totient is φ = 2553945944.

The previous prime is 4005051613. The next prime is 4005051707. The reversal of 4005051663 is 3661505004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4005051663 - 2²² = 4000857359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4005051663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4005051613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29022045 + ... + 29022182.

It is an arithmetic number, because the mean of its divisors is an integer number (696530736).

Almost surely, 2^4005051663 is an apocalyptic number.

4005051663 is a deficient number, since it is larger than the sum of its proper divisors (1567194225).

4005051663 is a wasteful number, since it uses less digits than its factorization.

4005051663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58044253.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 4005051663 is about 63285.4775047167. The cubic root of 4005051663 is about 1588.0690221138.

Adding to 4005051663 its reverse (3661505004), we get a palindrome (7666556667).

The spelling of 4005051663 in words is "four billion, five million, fifty-one thousand, six hundred sixty-three".