8675397720 has 192 divisors, whose sum is σ = 32377363200. Its totient is φ = 1992418560.

The previous prime is 8675397707. The next prime is 8675397749. The reversal of 8675397720 is 277935768.

8675397720 is a `hidden beast` number, since 86 + 7 + 539 + 7 + 7 + 20 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17589 + ... + 132891.

It is an arithmetic number, because the mean of its divisors is an integer number (168632100).

Almost surely, 2^8675397720 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 8675397720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16188681600).

8675397720 is an abundant number, since it is smaller than the sum of its proper divisors (23701965480).

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

8675397720 is a wasteful number, since it uses less digits than its factorization.

8675397720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115350 (or 115343 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The square root of 8675397720 is about 93141.8150993419. The cubic root of 8675397720 is about 2054.7695978390.

The spelling of 8675397720 in words is "eight billion, six hundred seventy-five million, three hundred ninety-seven thousand, seven hundred twenty".