9542881089 has 12 divisors (see below), whose sum is σ = 15753327616. Its totient is φ = 5453074872.

The previous prime is 9542881057. The next prime is 9542881091. The reversal of 9542881089 is 9801882459.

9542881089 is a `hidden beast` number, since 9 + 542 + 8 + 8 + 10 + 89 = 666.

It is not a de Polignac number, because 9542881089 - 2⁵ = 9542881057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9542881009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75737089 + ... + 75737214.

Almost surely, 2^9542881089 is an apocalyptic number.

It is an amenable number.

9542881089 is a deficient number, since it is larger than the sum of its proper divisors (6210446527).

9542881089 is a wasteful number, since it uses less digits than its factorization.

9542881089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151474316 (or 151474313 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 54.

The square root of 9542881089 is about 97687.6711207714. The cubic root of 9542881089 is about 2121.0936188085.

The spelling of 9542881089 in words is "nine billion, five hundred forty-two million, eight hundred eighty-one thousand, eighty-nine".