9163571442 has 16 divisors (see below), whose sum is σ = 18374999040. Its totient is φ = 3046547792.

The previous prime is 9163571423. The next prime is 9163571491. The reversal of 9163571442 is 2441753619.

It is a junction number, because it is equal to n+sod(n) for n = 9163571394 and 9163571403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1991517 + ... + 1996112.

It is an arithmetic number, because the mean of its divisors is an integer number (1148437440).

Almost surely, 2^9163571442 is an apocalyptic number.

9163571442 is an abundant number, since it is smaller than the sum of its proper divisors (9211427598).

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

9163571442 is a wasteful number, since it uses less digits than its factorization.

9163571442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3988017.

The product of its digits is 181440, while the sum is 42.

The square root of 9163571442 is about 95726.5451272530. The cubic root of 9163571442 is about 2092.6098088881.

The spelling of 9163571442 in words is "nine billion, one hundred sixty-three million, five hundred seventy-one thousand, four hundred forty-two".