855887788558 has 24 divisors (see below), whose sum is σ = 1472508357264. Its totient is φ = 372125123040.

The previous prime is 855887788549. The next prime is 855887788601.

855887788558 is nontrivially palindromic in base 10.

855887788558 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76879791 + ... + 76890922.

It is an arithmetic number, because the mean of its divisors is an integer number (61354514886).

Almost surely, 2^855887788558 is an apocalyptic number.

855887788558 is a deficient number, since it is larger than the sum of its proper divisors (616620568706).

855887788558 is a wasteful number, since it uses less digits than its factorization.

855887788558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153770760 (or 153770749 counting only the distinct ones).

The product of its digits is 8028160000, while the sum is 82.

The spelling of 855887788558 in words is "eight hundred fifty-five billion, eight hundred eighty-seven million, seven hundred eighty-eight thousand, five hundred fifty-eight".