8121834626 has 24 divisors (see below), whose sum is σ = 13160942640. Its totient is φ = 3757243712.

The previous prime is 8121834613. The next prime is 8121834647. The reversal of 8121834626 is 6264381218.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84980 + ... + 153183.

It is an arithmetic number, because the mean of its divisors is an integer number (548372610).

Almost surely, 2^8121834626 is an apocalyptic number.

8121834626 is a deficient number, since it is larger than the sum of its proper divisors (5039108014).

8121834626 is a wasteful number, since it uses less digits than its factorization.

8121834626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238258 (or 238241 counting only the distinct ones).

The product of its digits is 110592, while the sum is 41.

The square root of 8121834626 is about 90121.2218403634. The cubic root of 8121834626 is about 2010.1017766505.

The spelling of 8121834626 in words is "eight billion, one hundred twenty-one million, eight hundred thirty-four thousand, six hundred twenty-six".