162320056 has 8 divisors (see below), whose sum is σ = 304350120. Its totient is φ = 81160024.

The previous prime is 162320051. The next prime is 162320077. The reversal of 162320056 is 650023261.

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

It is a self number, because there is not a number n which added to its sum of digits gives 162320056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162320051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10144996 + ... + 10145011.

It is an arithmetic number, because the mean of its divisors is an integer number (38043765).

Almost surely, 2^162320056 is an apocalyptic number.

It is an amenable number.

162320056 is a deficient number, since it is larger than the sum of its proper divisors (142030064).

162320056 is a wasteful number, since it uses less digits than its factorization.

162320056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20290013 (or 20290009 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 162320056 is about 12740.4888446244. The cubic root of 162320056 is about 545.4949419038.

The spelling of 162320056 in words is "one hundred sixty-two million, three hundred twenty thousand, fifty-six".