162871973476 has 9 divisors (see below), whose sum is σ = 285027366099. Its totient is φ = 81435583164.

The previous prime is 162871973471. The next prime is 162871973477. The reversal of 162871973476 is 674379178261.

The square root of 162871973476 is 403574.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162871973471) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 706255 + ... + 908041.

Almost surely, 2^162871973476 is an apocalyptic number.

162871973476 is the 403574-th square number.

It is an amenable number.

162871973476 is a deficient number, since it is larger than the sum of its proper divisors (122155392623).

162871973476 is an frugal number, since it uses more digits than its factorization.

162871973476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403578 (or 201789 counting only the distinct ones).

The product of its digits is 21337344, while the sum is 61.

The spelling of 162871973476 in words is "one hundred sixty-two billion, eight hundred seventy-one million, nine hundred seventy-three thousand, four hundred seventy-six".