9654166225 has 24 divisors (see below), whose sum is σ = 13063976352. Its totient is φ = 7018780800.

The previous prime is 9654166219. The next prime is 9654166237. The reversal of 9654166225 is 5226614569.

It is not a de Polignac number, because 9654166225 - 2⁷ = 9654166097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1295109 + ... + 1302541.

It is an arithmetic number, because the mean of its divisors is an integer number (544332348).

Almost surely, 2^9654166225 is an apocalyptic number.

It is an amenable number.

9654166225 is a deficient number, since it is larger than the sum of its proper divisors (3409810127).

9654166225 is a wasteful number, since it uses less digits than its factorization.

9654166225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12177 (or 12172 counting only the distinct ones).

The product of its digits is 777600, while the sum is 46.

The square root of 9654166225 is about 98255.6167605700. The cubic root of 9654166225 is about 2129.3068802840.

The spelling of 9654166225 in words is "nine billion, six hundred fifty-four million, one hundred sixty-six thousand, two hundred twenty-five".