8651173632 has 288 divisors, whose sum is σ = 25607232000. Its totient is φ = 2580627456.

The previous prime is 8651173603. The next prime is 8651173637. The reversal of 8651173632 is 2363711568.

It is a super-2 number, since 2×8651173632² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8651173637) 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, 50006698 + ... + 50006870.

It is an arithmetic number, because the mean of its divisors is an integer number (88914000).

Almost surely, 2^8651173632 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 8651173632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12803616000).

8651173632 is an abundant number, since it is smaller than the sum of its proper divisors (16956058368).

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

8651173632 is a wasteful number, since it uses less digits than its factorization.

8651173632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 369 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 8651173632 is about 93011.6854594088. The cubic root of 8651173632 is about 2052.8553217227.

The spelling of 8651173632 in words is "eight billion, six hundred fifty-one million, one hundred seventy-three thousand, six hundred thirty-two".