9942336003609 has 27 divisors (see below), whose sum is σ = 14703500810037. Its totient is φ = 6473814393816.

The previous prime is 9942336003581. The next prime is 9942336003653. The reversal of 9942336003609 is 9063006332499.

It is a happy number.

The square root of 9942336003609 is 3153147.

It is a perfect power (a square), and thus also a powerful number.

9942336003609 is a `hidden beast` number, since 9 + 9 + 4 + 23 + 3 + 6 + 0 + 0 + 3 + 609 = 666.

9942336003609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9942336003609 - 2¹⁵ = 9942335970841 is a prime.

It is a super-2 number, since 2×9942336003609² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (9942336008609) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 406743742 + ... + 406768184.

Almost surely, 2^{9942336003609} is an apocalyptic number.

9942336003609 is the 3153147-th square number.

9942336003609 is the 1576574-th centered octagonal number.

It is an amenable number.

9942336003609 is a deficient number, since it is larger than the sum of its proper divisors (4761164806428).

9942336003609 is an frugal number, since it uses more digits than its factorization.

9942336003609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48978 (or 24489 counting only the distinct ones).

The product of its (nonzero) digits is 5668704, while the sum is 54.

The spelling of 9942336003609 in words is "nine trillion, nine hundred forty-two billion, three hundred thirty-six million, three thousand, six hundred nine".