162811472968 has 16 divisors (see below), whose sum is σ = 305382439980. Its totient is φ = 81376155648.

The previous prime is 162811472933. The next prime is 162811472987. The reversal of 162811472968 is 869274118261.

It can be written as a sum of positive squares in 2 ways, for example, as 162330021604 + 481451364 = 402902^2 + 21942^2 .

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 3 ways as a sum of consecutive naturals, for example, 3674205 + ... + 3718252.

Almost surely, 2^162811472968 is an apocalyptic number.

It is an amenable number.

162811472968 is a deficient number, since it is larger than the sum of its proper divisors (142570967012).

162811472968 is a wasteful number, since it uses less digits than its factorization.

162811472968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7395216 (or 7395212 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 55.

The spelling of 162811472968 in words is "one hundred sixty-two billion, eight hundred eleven million, four hundred seventy-two thousand, nine hundred sixty-eight".