162061136 has 40 divisors (see below), whose sum is σ = 334967400. Its totient is φ = 75689984.

The previous prime is 162061117. The next prime is 162061157. The reversal of 162061136 is 631160261.

It can be written as a sum of positive squares in 4 ways, for example, as 11262736 + 150798400 = 3356^2 + 12280^2 .

It is a super-2 number, since 2×162061136² = 52527623603220992, which contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 35090 + ... + 39438.

It is an arithmetic number, because the mean of its divisors is an integer number (8374185).

Almost surely, 2^162061136 is an apocalyptic number.

162061136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162061136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167483700).

162061136 is an abundant number, since it is smaller than the sum of its proper divisors (172906264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162061136 is a wasteful number, since it uses less digits than its factorization.

162061136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4511 (or 4505 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 162061136 is about 12730.3234837140. The cubic root of 162061136 is about 545.2047442156.

The spelling of 162061136 in words is "one hundred sixty-two million, sixty-one thousand, one hundred thirty-six".