865555068 has 48 divisors (see below), whose sum is σ = 2443924224. Its totient is φ = 232753920.

The previous prime is 865554997. The next prime is 865555069. The reversal of 865555068 is 860555568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865555069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301638 + ... + 304493.

It is an arithmetic number, because the mean of its divisors is an integer number (50915088).

Almost surely, 2^865555068 is an apocalyptic number.

It is an amenable number.

865555068 is an abundant number, since it is smaller than the sum of its proper divisors (1578369156).

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

865555068 is a wasteful number, since it uses less digits than its factorization.

865555068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606162 (or 606160 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 48.

The square root of 865555068 is about 29420.3172654545. The cubic root of 865555068 is about 953.0117045777.

The spelling of 865555068 in words is "eight hundred sixty-five million, five hundred fifty-five thousand, sixty-eight".