827881665162 has 32 divisors (see below), whose sum is σ = 1663629302400. Its totient is φ = 274650481728.

The previous prime is 827881665157. The next prime is 827881665173. The reversal of 827881665162 is 261566188728.

It is a super-2 number, since 2×827881665162² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 827881665096 and 827881665105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3523164 + ... + 3750792.

It is an arithmetic number, because the mean of its divisors is an integer number (51988415700).

Almost surely, 2^827881665162 is an apocalyptic number.

827881665162 is an abundant number, since it is smaller than the sum of its proper divisors (835747637238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

827881665162 is a wasteful number, since it uses less digits than its factorization.

827881665162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230510.

The product of its digits is 15482880, while the sum is 60.

The spelling of 827881665162 in words is "eight hundred twenty-seven billion, eight hundred eighty-one million, six hundred sixty-five thousand, one hundred sixty-two".