5656983868 has 6 divisors (see below), whose sum is σ = 9899721776. Its totient is φ = 2828491932.

The previous prime is 5656983863. The next prime is 5656983877. The reversal of 5656983868 is 8683896565.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656983863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707122980 + ... + 707122987.

Almost surely, 2^5656983868 is an apocalyptic number.

It is an amenable number.

5656983868 is a deficient number, since it is larger than the sum of its proper divisors (4242737908).

5656983868 is a wasteful number, since it uses less digits than its factorization.

5656983868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414245971 (or 1414245969 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 64.

The square root of 5656983868 is about 75212.9235437634. The cubic root of 5656983868 is about 1781.8110452673.

The spelling of 5656983868 in words is "five billion, six hundred fifty-six million, nine hundred eighty-three thousand, eight hundred sixty-eight".