162051438141 has 12 divisors (see below), whose sum is σ = 239783429340. Its totient is φ = 105399309120.

The previous prime is 162051438103. The next prime is 162051438161. The reversal of 162051438141 is 141834150261.

162051438141 is a `hidden beast` number, since 1 + 6 + 20 + 514 + 3 + 81 + 41 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7644879225 + 154406558916 = 87435^2 + 392946^2 .

It is not a de Polignac number, because 162051438141 - 2⁹ = 162051437629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162051438096 and 162051438105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162051438161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219581526 + ... + 219582263.

It is an arithmetic number, because the mean of its divisors is an integer number (19981952445).

Almost surely, 2^162051438141 is an apocalyptic number.

It is an amenable number.

162051438141 is a deficient number, since it is larger than the sum of its proper divisors (77731991199).

162051438141 is a wasteful number, since it uses less digits than its factorization.

162051438141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439163836 (or 439163833 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 162051438141 in words is "one hundred sixty-two billion, fifty-one million, four hundred thirty-eight thousand, one hundred forty-one".