85865513008748 has 24 divisors (see below), whose sum is σ = 164081338318800. Its totient is φ = 38992571966720.

The previous prime is 85865513008741. The next prime is 85865513008777. The reversal of 85865513008748 is 84780031556858.

It is not an unprimeable number, because it can be changed into a prime (85865513008741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930120161 + ... + 930212472.

It is an arithmetic number, because the mean of its divisors is an integer number (6836722429950).

Almost surely, 2^{85865513008748} is an apocalyptic number.

It is an amenable number.

85865513008748 is a deficient number, since it is larger than the sum of its proper divisors (78215825310052).

85865513008748 is a wasteful number, since it uses less digits than its factorization.

85865513008748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860333697 (or 1860333695 counting only the distinct ones).

The product of its (nonzero) digits is 258048000, while the sum is 68.

The spelling of 85865513008748 in words is "eighty-five trillion, eight hundred sixty-five billion, five hundred thirteen million, eight thousand, seven hundred forty-eight".