9940500568 has 8 divisors (see below), whose sum is σ = 18638438580. Its totient is φ = 4970250280.

The previous prime is 9940500529. The next prime is 9940500569. The reversal of 9940500568 is 8650050499.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9940500569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 621281278 + ... + 621281293.

Almost surely, 2^9940500568 is an apocalyptic number.

It is an amenable number.

9940500568 is a deficient number, since it is larger than the sum of its proper divisors (8697938012).

9940500568 is a wasteful number, since it uses less digits than its factorization.

9940500568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242562577 (or 1242562573 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The square root of 9940500568 is about 99702.0589957901. The cubic root of 9940500568 is about 2150.1532660164.

The spelling of 9940500568 in words is "nine billion, nine hundred forty million, five hundred thousand, five hundred sixty-eight".