8329685542500 has 960 divisors, whose sum is σ = 30381474816000. Its totient is φ = 1768515840000.

The previous prime is 8329685542459. The next prime is 8329685542501. The reversal of 8329685542500 is 52455869238.

It is a super-2 number, since 2×8329685542500² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8329685542501) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 3454866295 + ... + 3454868705.

It is an arithmetic number, because the mean of its divisors is an integer number (31647369600).

Almost surely, 2^{8329685542500} 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 8329685542500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15190737408000).

8329685542500 is an abundant number, since it is smaller than the sum of its proper divisors (22051789273500).

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

8329685542500 is a wasteful number, since it uses less digits than its factorization.

8329685542500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555 (or 2524 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 57.

The spelling of 8329685542500 in words is "eight trillion, three hundred twenty-nine billion, six hundred eighty-five million, five hundred forty-two thousand, five hundred".