8955423609 has 16 divisors (see below), whose sum is σ = 13034184384. Its totient is φ = 5424148800.

The previous prime is 8955423599. The next prime is 8955423611. The reversal of 8955423609 is 9063245598.

It is not a de Polignac number, because 8955423609 - 2¹¹ = 8955421561 is a prime.

It is a super-2 number, since 2×8955423609² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8955423629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30214 + ... + 137199.

It is an arithmetic number, because the mean of its divisors is an integer number (814636524).

Almost surely, 2^8955423609 is an apocalyptic number.

It is an amenable number.

8955423609 is a deficient number, since it is larger than the sum of its proper divisors (4078760775).

8955423609 is a wasteful number, since it uses less digits than its factorization.

8955423609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169048.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The square root of 8955423609 is about 94633.0999650756. The cubic root of 8955423609 is about 2076.6439661851.

The spelling of 8955423609 in words is "eight billion, nine hundred fifty-five million, four hundred twenty-three thousand, six hundred nine".