8686533740 has 48 divisors (see below), whose sum is σ = 19203403968. Its totient is φ = 3294111744.

The previous prime is 8686533727. The next prime is 8686533761. The reversal of 8686533740 is 473356868.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31577 + ... + 135536.

It is an arithmetic number, because the mean of its divisors is an integer number (400070916).

Almost surely, 2^8686533740 is an apocalyptic number.

It is an amenable number.

8686533740 is an abundant number, since it is smaller than the sum of its proper divisors (10516870228).

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

8686533740 is a wasteful number, since it uses less digits than its factorization.

8686533740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167258 (or 167256 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 50.

The square root of 8686533740 is about 93201.5758450467. The cubic root of 8686533740 is about 2055.6484114058.

The spelling of 8686533740 in words is "eight billion, six hundred eighty-six million, five hundred thirty-three thousand, seven hundred forty".