8144604656 has 20 divisors (see below), whose sum is σ = 15783550800. Its totient is φ = 4071430272.

The previous prime is 8144604641. The next prime is 8144604719. The reversal of 8144604656 is 6564064418.

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 3 ways as a sum of consecutive naturals, for example, 26165 + ... + 130283.

It is an arithmetic number, because the mean of its divisors is an integer number (789177540).

Almost surely, 2^8144604656 is an apocalyptic number.

It is an amenable number.

8144604656 is a deficient number, since it is larger than the sum of its proper divisors (7638946144).

8144604656 is a wasteful number, since it uses less digits than its factorization.

8144604656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109016 (or 109010 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The square root of 8144604656 is about 90247.4634324976. The cubic root of 8144604656 is about 2011.9785025113.

The spelling of 8144604656 in words is "eight billion, one hundred forty-four million, six hundred four thousand, six hundred fifty-six".