162163089 has 12 divisors (see below), whose sum is σ = 255529872. Its totient is φ = 98280600.

The previous prime is 162163069. The next prime is 162163091. The reversal of 162163089 is 980361261.

162163089 is a `hidden beast` number, since 16 + 2 + 1 + 630 + 8 + 9 = 666.

It is not a de Polignac number, because 162163089 - 2⁷ = 162162961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (162163049) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 818907 + ... + 819104.

It is an arithmetic number, because the mean of its divisors is an integer number (21294156).

Almost surely, 2^162163089 is an apocalyptic number.

It is an amenable number.

162163089 is a deficient number, since it is larger than the sum of its proper divisors (93366783).

162163089 is a wasteful number, since it uses less digits than its factorization.

162163089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1638028 (or 1638025 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 162163089 is about 12734.3271907078. The cubic root of 162163089 is about 545.3190500643.

The spelling of 162163089 in words is "one hundred sixty-two million, one hundred sixty-three thousand, eighty-nine".