8662399488 has 120 divisors (see below), whose sum is σ = 25112501700. Its totient is φ = 2874507264.

The previous prime is 8662399469. The next prime is 8662399513. The reversal of 8662399488 is 8849932668.

8662399488 is a `hidden beast` number, since 8 + 6 + 62 + 3 + 99 + 488 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8662397184 + 2304 = 93072^2 + 48^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1051128 + ... + 1059336.

Almost surely, 2^8662399488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8662399488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12556250850).

8662399488 is an abundant number, since it is smaller than the sum of its proper divisors (16450102212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8662399488 is a wasteful number, since it uses less digits than its factorization.

8662399488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8462 (or 8443 counting only the distinct ones).

The product of its digits is 35831808, while the sum is 63.

The square root of 8662399488 is about 93072.0123775134. The cubic root of 8662399488 is about 2053.7428736531.

The spelling of 8662399488 in words is "eight billion, six hundred sixty-two million, three hundred ninety-nine thousand, four hundred eighty-eight".