8661483576 has 160 divisors (see below), whose sum is σ = 25120529280. Its totient is φ = 2785363200.

The previous prime is 8661483569. The next prime is 8661483601. The reversal of 8661483576 is 6753841668.

8661483576 is a `hidden beast` number, since 8 + 6 + 61 + 4 + 8 + 3 + 576 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10867210 + ... + 10868006.

It is an arithmetic number, because the mean of its divisors is an integer number (157003308).

Almost surely, 2^8661483576 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 8661483576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12560264640).

8661483576 is an abundant number, since it is smaller than the sum of its proper divisors (16459045704).

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

8661483576 is a wasteful number, since it uses less digits than its factorization.

8661483576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387 (or 1374 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 8661483576 is about 93067.0917994110. The cubic root of 8661483576 is about 2053.6704874724.

The spelling of 8661483576 in words is "eight billion, six hundred sixty-one million, four hundred eighty-three thousand, five hundred seventy-six".