4427011663 has 4 divisors (see below), whose sum is σ = 4445381248. Its totient is φ = 4408642080.

The previous prime is 4427011649. The next prime is 4427011679. The reversal of 4427011663 is 3661107244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4427011663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4427011643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9184431 + ... + 9184912.

It is an arithmetic number, because the mean of its divisors is an integer number (1111345312).

Almost surely, 2^4427011663 is an apocalyptic number.

4427011663 is a deficient number, since it is larger than the sum of its proper divisors (18369585).

4427011663 is a wasteful number, since it uses less digits than its factorization.

4427011663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18369584.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 4427011663 is about 66535.7923451731. The cubic root of 4427011663 is about 1641.9889193678.

The spelling of 4427011663 in words is "four billion, four hundred twenty-seven million, eleven thousand, six hundred sixty-three".