164504554162 has 16 divisors (see below), whose sum is σ = 268369200792. Its totient is φ = 75173443200.

The previous prime is 164504554141. The next prime is 164504554163. The reversal of 164504554162 is 261455405461.

It can be written as a sum of positive squares in 4 ways, for example, as 143808566841 + 20695987321 = 379221^2 + 143861^2 .

It is not an unprimeable number, because it can be changed into a prime (164504554163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31319643 + ... + 31324894.

Almost surely, 2^164504554162 is an apocalyptic number.

164504554162 is a deficient number, since it is larger than the sum of its proper divisors (103864646630).

164504554162 is a wasteful number, since it uses less digits than its factorization.

164504554162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62644653.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 164504554162 in words is "one hundred sixty-four billion, five hundred four million, five hundred fifty-four thousand, one hundred sixty-two".