9427552144 has 20 divisors (see below), whose sum is σ = 18268461324. Its totient is φ = 4713110528.

The previous prime is 9427552129. The next prime is 9427552187. The reversal of 9427552144 is 4412557249.

It can be written as a sum of positive squares in 2 ways, for example, as 3438649600 + 5988902544 = 58640^2 + 77388^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9427552144.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87384 + ... + 162760.

Almost surely, 2^9427552144 is an apocalyptic number.

It is an amenable number.

9427552144 is a deficient number, since it is larger than the sum of its proper divisors (8840909180).

9427552144 is a wasteful number, since it uses less digits than its factorization.

9427552144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83202 (or 83196 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 9427552144 is about 97095.5825153750. The cubic root of 9427552144 is about 2112.5142526914.

The spelling of 9427552144 in words is "nine billion, four hundred twenty-seven million, five hundred fifty-two thousand, one hundred forty-four".