8163533877663 has 16 divisors (see below), whose sum is σ = 10901987075840. Its totient is φ = 5433718840704.

The previous prime is 8163533877613. The next prime is 8163533877677. The reversal of 8163533877663 is 3667783353618.

It is not a de Polignac number, because 8163533877663 - 2¹⁰ = 8163533876639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8163533877594 and 8163533877603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8163533877613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95988903 + ... + 96073911.

It is an arithmetic number, because the mean of its divisors is an integer number (681374192240).

Almost surely, 2^{8163533877663} is an apocalyptic number.

8163533877663 is a deficient number, since it is larger than the sum of its proper divisors (2738453198177).

8163533877663 is a wasteful number, since it uses less digits than its factorization.

8163533877663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135438.

The product of its digits is 274337280, while the sum is 66.

The spelling of 8163533877663 in words is "eight trillion, one hundred sixty-three billion, five hundred thirty-three million, eight hundred seventy-seven thousand, six hundred sixty-three".