8143674844 has 24 divisors (see below), whose sum is σ = 14404950000. Its totient is φ = 4028044800.

The previous prime is 8143674839. The next prime is 8143674857. The reversal of 8143674844 is 4484763418.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496527 + ... + 512665.

It is an arithmetic number, because the mean of its divisors is an integer number (600206250).

Almost surely, 2^8143674844 is an apocalyptic number.

It is an amenable number.

8143674844 is a deficient number, since it is larger than the sum of its proper divisors (6261275156).

8143674844 is a wasteful number, since it uses less digits than its factorization.

8143674844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17493 (or 17491 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 49.

The square root of 8143674844 is about 90242.3118276565. The cubic root of 8143674844 is about 2011.9019351382.

The spelling of 8143674844 in words is "eight billion, one hundred forty-three million, six hundred seventy-four thousand, eight hundred forty-four".