8104838663 has 4 divisors (see below), whose sum is σ = 8109846360. Its totient is φ = 8099830968.

The previous prime is 8104838659. The next prime is 8104838681. The reversal of 8104838663 is 3668384018.

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

It is a cyclic number.

It is not a de Polignac number, because 8104838663 - 2² = 8104838659 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 (8104838603) 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, 2501420 + ... + 2504657.

It is an arithmetic number, because the mean of its divisors is an integer number (2027461590).

Almost surely, 2^8104838663 is an apocalyptic number.

8104838663 is a deficient number, since it is larger than the sum of its proper divisors (5007697).

8104838663 is a wasteful number, since it uses less digits than its factorization.

8104838663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007696.

The product of its (nonzero) digits is 663552, while the sum is 47.

The square root of 8104838663 is about 90026.8774477933. The cubic root of 8104838663 is about 2008.6986669962.

The spelling of 8104838663 in words is "eight billion, one hundred four million, eight hundred thirty-eight thousand, six hundred sixty-three".