860688500 has 48 divisors (see below), whose sum is σ = 2148287232. Its totient is φ = 295092000.

The previous prime is 860688481. The next prime is 860688509. The reversal of 860688500 is 5886068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860688509) 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 15 ways as a sum of consecutive naturals, for example, 119456 + ... + 126455.

It is an arithmetic number, because the mean of its divisors is an integer number (44755984).

Almost surely, 2^860688500 is an apocalyptic number.

It is an amenable number.

860688500 is an abundant number, since it is smaller than the sum of its proper divisors (1287598732).

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

860688500 is a wasteful number, since it uses less digits than its factorization.

860688500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245937 (or 245925 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 860688500 is about 29337.4930762668. The cubic root of 860688500 is about 951.2222495204. Note that the first 4 decimals are identical.

The spelling of 860688500 in words is "eight hundred sixty million, six hundred eighty-eight thousand, five hundred".