8689477632 has 384 divisors, whose sum is σ = 27266803200. Its totient is φ = 2433024000.

The previous prime is 8689477627. The next prime is 8689477637. The reversal of 8689477632 is 2367749868.

It is an interprime number because it is at equal distance from previous prime (8689477627) and next prime (8689477637).

It is a tau number, because it is divible by the number of its divisors (384).

It is not an unprimeable number, because it can be changed into a prime (8689477637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86034382 + ... + 86034482.

It is an arithmetic number, because the mean of its divisors is an integer number (71007300).

Almost surely, 2^8689477632 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 8689477632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13633401600).

8689477632 is an abundant number, since it is smaller than the sum of its proper divisors (18577325568).

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

8689477632 is a wasteful number, since it uses less digits than its factorization.

8689477632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 203 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 60.

The square root of 8689477632 is about 93217.3676521709. The cubic root of 8689477632 is about 2055.8806069546.

The spelling of 8689477632 in words is "eight billion, six hundred eighty-nine million, four hundred seventy-seven thousand, six hundred thirty-two".