162005166445 has 16 divisors (see below), whose sum is σ = 198788152320. Its totient is φ = 126689655424.

The previous prime is 162005166403. The next prime is 162005166457. The reversal of 162005166445 is 544661500261.

It is a cyclic number.

It is not a de Polignac number, because 162005166445 - 2¹⁹ = 162004642157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162005166398 and 162005166407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235957 + ... + 616186.

It is an arithmetic number, because the mean of its divisors is an integer number (12424259520).

Almost surely, 2^162005166445 is an apocalyptic number.

It is an amenable number.

162005166445 is a deficient number, since it is larger than the sum of its proper divisors (36782985875).

162005166445 is an equidigital number, since it uses as much as digits as its factorization.

162005166445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853004.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 162005166445 in words is "one hundred sixty-two billion, five million, one hundred sixty-six thousand, four hundred forty-five".