885455372163331 has 4 divisors (see below), whose sum is σ = 886312540966072. Its totient is φ = 884598203360592.

The previous prime is 885455372163293. The next prime is 885455372163361. The reversal of 885455372163331 is 133361273554588.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 885455372163331 - 2³³ = 885446782228739 is a prime.

It is a super-2 number, since 2×885455372163331² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (885455372163361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428584399821 + ... + 428584401886.

It is an arithmetic number, because the mean of its divisors is an integer number (221578135241518).

Almost surely, 2^{885455372163331} is an apocalyptic number.

885455372163331 is a deficient number, since it is larger than the sum of its proper divisors (857168802741).

885455372163331 is a wasteful number, since it uses less digits than its factorization.

885455372163331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857168802740.

The product of its digits is 217728000, while the sum is 64.

The spelling of 885455372163331 in words is "eight hundred eighty-five trillion, four hundred fifty-five billion, three hundred seventy-two million, one hundred sixty-three thousand, three hundred thirty-one".