162558145 has 16 divisors (see below), whose sum is σ = 197728128. Its totient is φ = 128285440.

The previous prime is 162558139. The next prime is 162558163. The reversal of 162558145 is 541855261.

It is not a de Polignac number, because 162558145 - 2⁵ = 162558113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165897 + ... + 166873.

It is an arithmetic number, because the mean of its divisors is an integer number (12358008).

Almost surely, 2^162558145 is an apocalyptic number.

It is an amenable number.

162558145 is a deficient number, since it is larger than the sum of its proper divisors (35169983).

162558145 is a wasteful number, since it uses less digits than its factorization.

162558145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400.

The product of its digits is 48000, while the sum is 37.

The square root of 162558145 is about 12749.8292145424. The cubic root of 162558145 is about 545.7615199632.

The spelling of 162558145 in words is "one hundred sixty-two million, five hundred fifty-eight thousand, one hundred forty-five".