162208320945 has 16 divisors (see below), whose sum is σ = 283127251392. Its totient is φ = 78646458560.

The previous prime is 162208320887. The next prime is 162208320977. The reversal of 162208320945 is 549023802261.

162208320945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 162208320945 - 2²² = 162204126641 is a prime.

It is a super-2 number, since 2×162208320945² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 162208320897 and 162208320906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491540202 + ... + 491540531.

It is an arithmetic number, because the mean of its divisors is an integer number (17695453212).

Almost surely, 2^162208320945 is an apocalyptic number.

162208320945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162208320945 is a deficient number, since it is larger than the sum of its proper divisors (120918930447).

162208320945 is a wasteful number, since it uses less digits than its factorization.

162208320945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983080752.

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 162208320945 in words is "one hundred sixty-two billion, two hundred eight million, three hundred twenty thousand, nine hundred forty-five".