8568644934 has 16 divisors (see below), whose sum is σ = 17167735872. Its totient is φ = 2851140648.

The previous prime is 8568644927. The next prime is 8568644951. The reversal of 8568644934 is 4394468658.

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, 1264924 + ... + 1271679.

It is an arithmetic number, because the mean of its divisors is an integer number (1072983492).

Almost surely, 2^8568644934 is an apocalyptic number.

8568644934 is an abundant number, since it is smaller than the sum of its proper divisors (8599090938).

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

8568644934 is a wasteful number, since it uses less digits than its factorization.

8568644934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537171.

The product of its digits is 19906560, while the sum is 57.

The square root of 8568644934 is about 92566.9753961962. The cubic root of 8568644934 is about 2046.3066502687.

The spelling of 8568644934 in words is "eight billion, five hundred sixty-eight million, six hundred forty-four thousand, nine hundred thirty-four".