162161632 has 12 divisors (see below), whose sum is σ = 319255776. Its totient is φ = 81080800.

The previous prime is 162161627. The next prime is 162161647. The reversal of 162161632 is 236161261.

It is a self number, because there is not a number n which added to its sum of digits gives 162161632.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2533744 + ... + 2533807.

It is an arithmetic number, because the mean of its divisors is an integer number (26604648).

Almost surely, 2^162161632 is an apocalyptic number.

It is an amenable number.

162161632 is a deficient number, since it is larger than the sum of its proper divisors (157094144).

162161632 is an equidigital number, since it uses as much as digits as its factorization.

162161632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5067561 (or 5067553 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 162161632 is about 12734.2699830026. The cubic root of 162161632 is about 545.3174168685.

The spelling of 162161632 in words is "one hundred sixty-two million, one hundred sixty-one thousand, six hundred thirty-two".