85543737864688 has 20 divisors (see below), whose sum is σ = 166434469074720. Its totient is φ = 42592907135744.

The previous prime is 85543737864661. The next prime is 85543737864713. The reversal of 85543737864688 is 88646873734558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11185108345 + ... + 11185115992.

It is an arithmetic number, because the mean of its divisors is an integer number (8321723453736).

Almost surely, 2^{85543737864688} is an apocalyptic number.

It is an amenable number.

85543737864688 is a deficient number, since it is larger than the sum of its proper divisors (80890731210032).

85543737864688 is a wasteful number, since it uses less digits than its factorization.

85543737864688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22370224584 (or 22370224578 counting only the distinct ones).

The product of its digits is 26011238400, while the sum is 82.

The spelling of 85543737864688 in words is "eighty-five trillion, five hundred forty-three billion, seven hundred thirty-seven million, eight hundred sixty-four thousand, six hundred eighty-eight".