8134371663 has 16 divisors (see below), whose sum is σ = 11839382400. Its totient is φ = 4926768480.

The previous prime is 8134371653. The next prime is 8134371673. The reversal of 8134371663 is 3661734318.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (8134371653) and next prime (8134371673).

It is not a de Polignac number, because 8134371663 - 2⁴ = 8134371647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8134371653) 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, 25948 + ... + 130161.

It is an arithmetic number, because the mean of its divisors is an integer number (739961400).

Almost surely, 2^8134371663 is an apocalyptic number.

8134371663 is a deficient number, since it is larger than the sum of its proper divisors (3705010737).

8134371663 is a wasteful number, since it uses less digits than its factorization.

8134371663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157702.

The product of its digits is 217728, while the sum is 42.

The square root of 8134371663 is about 90190.7515380596. The cubic root of 8134371663 is about 2011.1355235737.

The spelling of 8134371663 in words is "eight billion, one hundred thirty-four million, three hundred seventy-one thousand, six hundred sixty-three".