162106641161256 has 128 divisors (see below), whose sum is σ = 443140225781760. Its totient is φ = 49008740985600.

The previous prime is 162106641161243. The next prime is 162106641161273. The reversal of 162106641161256 is 652161146601261.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 274832205 + ... + 275421411.

It is an arithmetic number, because the mean of its divisors is an integer number (3462033013920).

Almost surely, 2^{162106641161256} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162106641161256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221570112890880).

162106641161256 is an abundant number, since it is smaller than the sum of its proper divisors (281033584620504).

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

162106641161256 is a wasteful number, since it uses less digits than its factorization.

162106641161256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591655 (or 591651 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 162106641161256 in words is "one hundred sixty-two trillion, one hundred six billion, six hundred forty-one million, one hundred sixty-one thousand, two hundred fifty-six".