5668996888 has 8 divisors (see below), whose sum is σ = 10629369180. Its totient is φ = 2834498440.

The previous prime is 5668996867. The next prime is 5668996889. The reversal of 5668996888 is 8886998665.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 5668996888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5668996889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354312298 + ... + 354312313.

Almost surely, 2^5668996888 is an apocalyptic number.

It is an amenable number.

5668996888 is a deficient number, since it is larger than the sum of its proper divisors (4960372292).

5668996888 is a wasteful number, since it uses less digits than its factorization.

5668996888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708624617 (or 708624613 counting only the distinct ones).

The product of its digits is 358318080, while the sum is 73.

The square root of 5668996888 is about 75292.7412703243. The cubic root of 5668996888 is about 1783.0714223177.

The spelling of 5668996888 in words is "five billion, six hundred sixty-eight million, nine hundred ninety-six thousand, eight hundred eighty-eight".