160997184808 has 8 divisors (see below), whose sum is σ = 301869721530. Its totient is φ = 80498592400.

The previous prime is 160997184791. The next prime is 160997184841. The reversal of 160997184808 is 808481799061.

It can be written as a sum of positive squares in only one way, i.e., 90720235204 + 70276949604 = 301198^2 + 265098^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×160997184808² (a number of 23 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 10062324043 + ... + 10062324058.

Almost surely, 2^160997184808 is an apocalyptic number.

It is an amenable number.

160997184808 is a deficient number, since it is larger than the sum of its proper divisors (140872536722).

160997184808 is a wasteful number, since it uses less digits than its factorization.

160997184808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20124648107 (or 20124648103 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 61.

The spelling of 160997184808 in words is "one hundred sixty billion, nine hundred ninety-seven million, one hundred eighty-four thousand, eight hundred eight".