5285164853881 has 4 divisors (see below), whose sum is σ = 5765634386064. Its totient is φ = 4804695321700.

The previous prime is 5285164853869. The next prime is 5285164853897. The reversal of 5285164853881 is 1883584615825.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5285164853881 - 2¹¹ = 5285164851833 is a prime.

It is a super-2 number, since 2×5285164853881² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5285164853851) 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, 240234766075 + ... + 240234766096.

It is an arithmetic number, because the mean of its divisors is an integer number (1441408596516).

Almost surely, 2^{5285164853881} is an apocalyptic number.

It is an amenable number.

5285164853881 is a deficient number, since it is larger than the sum of its proper divisors (480469532183).

5285164853881 is a wasteful number, since it uses less digits than its factorization.

5285164853881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480469532182.

The product of its digits is 73728000, while the sum is 64.

The spelling of 5285164853881 in words is "five trillion, two hundred eighty-five billion, one hundred sixty-four million, eight hundred fifty-three thousand, eight hundred eighty-one".