9408654426609 has 45 divisors (see below), whose sum is σ = 14103775811433. Its totient is φ = 6250701021048.

The previous prime is 9408654426601. The next prime is 9408654426643. The reversal of 9408654426609 is 9066244568049.

The square root of 9408654426609 is 3067353.

It is a perfect power (a square), and thus also a powerful number.

9408654426609 is a `hidden beast` number, since 9 + 4 + 0 + 8 + 6 + 544 + 26 + 60 + 9 = 666.

It is not a de Polignac number, because 9408654426609 - 2³ = 9408654426601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9408654426601) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 13775481982 + ... + 13775482664.

Almost surely, 2^{9408654426609} is an apocalyptic number.

9408654426609 is the 3067353-rd square number.

9408654426609 is the 1533677-th centered octagonal number.

It is an amenable number.

9408654426609 is a deficient number, since it is larger than the sum of its proper divisors (4695121384824).

9408654426609 is an frugal number, since it uses more digits than its factorization.

9408654426609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376 (or 1185 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 63.

The spelling of 9408654426609 in words is "nine trillion, four hundred eight billion, six hundred fifty-four million, four hundred twenty-six thousand, six hundred nine".