8013441663 has 6 divisors (see below), whose sum is σ = 11574971304. Its totient is φ = 5342294436.

The previous prime is 8013441647. The next prime is 8013441701. The reversal of 8013441663 is 3661443108.

It is a happy number.

It is not a de Polignac number, because 8013441663 - 2⁴ = 8013441647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8013440663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 445191195 + ... + 445191212.

It is an arithmetic number, because the mean of its divisors is an integer number (1929161884).

Almost surely, 2^8013441663 is an apocalyptic number.

8013441663 is a deficient number, since it is larger than the sum of its proper divisors (3561529641).

8013441663 is a wasteful number, since it uses less digits than its factorization.

8013441663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890382413 (or 890382410 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 8013441663 is about 89517.8287437760. The cubic root of 8013441663 is about 2001.1195118131.

The spelling of 8013441663 in words is "eight billion, thirteen million, four hundred forty-one thousand, six hundred sixty-three".