9993715998 has 16 divisors (see below), whose sum is σ = 22842779520. Its totient is φ = 2855347416.

The previous prime is 9993715967. The next prime is 9993716009. The reversal of 9993715998 is 8995173999.

It is a super-2 number, since 2×9993715998² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118972768 + ... + 118972851.

It is an arithmetic number, because the mean of its divisors is an integer number (1427673720).

Almost surely, 2^9993715998 is an apocalyptic number.

9993715998 is an abundant number, since it is smaller than the sum of its proper divisors (12849063522).

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

9993715998 is a wasteful number, since it uses less digits than its factorization.

9993715998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237945631.

The product of its digits is 49601160, while the sum is 69.

The square root of 9993715998 is about 99968.5750523633. The cubic root of 9993715998 is about 2153.9833130735.

The spelling of 9993715998 in words is "nine billion, nine hundred ninety-three million, seven hundred fifteen thousand, nine hundred ninety-eight".