9940945600 has 42 divisors (see below), whose sum is σ = 24460943204. Its totient is φ = 3976377600.

The previous prime is 9940945591. The next prime is 9940945633. The reversal of 9940945600 is 65490499.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3104946 + ... + 3108145.

Almost surely, 2^9940945600 is an apocalyptic number.

It is an amenable number.

9940945600 is an abundant number, since it is smaller than the sum of its proper divisors (14519997604).

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

9940945600 is a wasteful number, since it uses less digits than its factorization.

9940945600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6213113 (or 6213098 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 9940945600 is about 99704.2907802869. The cubic root of 9940945600 is about 2150.1853526879.

The spelling of 9940945600 in words is "nine billion, nine hundred forty million, nine hundred forty-five thousand, six hundred".