855311363113558 has 16 divisors (see below), whose sum is σ = 1395336587810256. Its totient is φ = 390850584818400.

The previous prime is 855311363113481. The next prime is 855311363113573.

855311363113558 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162854407716 + ... + 162854412967.

It is an arithmetic number, because the mean of its divisors is an integer number (87208536738141).

Almost surely, 2^{855311363113558} is an apocalyptic number.

855311363113558 is a deficient number, since it is larger than the sum of its proper divisors (540025224696698).

855311363113558 is a wasteful number, since it uses less digits than its factorization.

855311363113558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325708820799.

The product of its digits is 19440000, while the sum is 58.

The spelling of 855311363113558 in words is "eight hundred fifty-five trillion, three hundred eleven billion, three hundred sixty-three million, one hundred thirteen thousand, five hundred fifty-eight".