8134193648 has 30 divisors (see below), whose sum is σ = 18333063216. Its totient is φ = 3486082656.

The previous prime is 8134193621. The next prime is 8134193653. The reversal of 8134193648 is 8463914318.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5186840 + ... + 5188407.

Almost surely, 2^8134193648 is an apocalyptic number.

It is an amenable number.

8134193648 is an abundant number, since it is smaller than the sum of its proper divisors (10198869568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8134193648 is a wasteful number, since it uses less digits than its factorization.

8134193648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10375269 (or 10375256 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The square root of 8134193648 is about 90189.7646520934. The cubic root of 8134193648 is about 2011.1208527048.

The spelling of 8134193648 in words is "eight billion, one hundred thirty-four million, one hundred ninety-three thousand, six hundred forty-eight".