8194645514 has 32 divisors (see below), whose sum is σ = 13796174016. Its totient is φ = 3618933120.

The previous prime is 8194645513. The next prime is 8194645519. The reversal of 8194645514 is 4155464918.

It is not an unprimeable number, because it can be changed into a prime (8194645513) 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, 69524 + ... + 145680.

It is an arithmetic number, because the mean of its divisors is an integer number (431130438).

Almost surely, 2^8194645514 is an apocalyptic number.

8194645514 is a deficient number, since it is larger than the sum of its proper divisors (5601528502).

8194645514 is a wasteful number, since it uses less digits than its factorization.

8194645514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76310.

The product of its digits is 691200, while the sum is 47.

The square root of 8194645514 is about 90524.2813503648. The cubic root of 8194645514 is about 2016.0906576990.

The spelling of 8194645514 in words is "eight billion, one hundred ninety-four million, six hundred forty-five thousand, five hundred fourteen".