9393690018 has 16 divisors (see below), whose sum is σ = 19295147520. Its totient is φ = 3046602096.

The previous prime is 9393690013. The next prime is 9393690037. The reversal of 9393690018 is 8100963939.

It is a happy number.

9393690018 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9393690013) 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 in 7 ways as a sum of consecutive naturals, for example, 21156738 + ... + 21157181.

It is an arithmetic number, because the mean of its divisors is an integer number (1205946720).

Almost surely, 2^9393690018 is an apocalyptic number.

9393690018 is an abundant number, since it is smaller than the sum of its proper divisors (9901457502).

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

9393690018 is a wasteful number, since it uses less digits than its factorization.

9393690018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42313961.

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 9393690018 is about 96921.0504379725. The cubic root of 9393690018 is about 2109.9819572740.

The spelling of 9393690018 in words is "nine billion, three hundred ninety-three million, six hundred ninety thousand, eighteen".