9994159548 has 36 divisors (see below), whose sum is σ = 26361408528. Its totient is φ = 3186543360.

The previous prime is 9994159523. The next prime is 9994159559. The reversal of 9994159548 is 8459514999.

9994159548 is a `hidden beast` number, since 9 + 99 + 415 + 95 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6034293 + ... + 6035948.

It is an arithmetic number, because the mean of its divisors is an integer number (732261348).

Almost surely, 2^9994159548 is an apocalyptic number.

It is an amenable number.

9994159548 is an abundant number, since it is smaller than the sum of its proper divisors (16367248980).

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

9994159548 is a wasteful number, since it uses less digits than its factorization.

9994159548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12070274 (or 12070269 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 63.

The square root of 9994159548 is about 99970.7934748945. The cubic root of 9994159548 is about 2154.0151792704.

The spelling of 9994159548 in words is "nine billion, nine hundred ninety-four million, one hundred fifty-nine thousand, five hundred forty-eight".