164522023450730 has 32 divisors (see below), whose sum is σ = 327150813047040. Its totient is φ = 59068896793920.

The previous prime is 164522023450667. The next prime is 164522023450819. The reversal of 164522023450730 is 37054320225461.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9466160669 + ... + 9466178048.

It is an arithmetic number, because the mean of its divisors is an integer number (10223462907720).

Almost surely, 2^{164522023450730} is an apocalyptic number.

164522023450730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164522023450730 is a deficient number, since it is larger than the sum of its proper divisors (162628789596310).

164522023450730 is a wasteful number, since it uses less digits than its factorization.

164522023450730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18932338814.

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 164522023450730 in words is "one hundred sixty-four trillion, five hundred twenty-two billion, twenty-three million, four hundred fifty thousand, seven hundred thirty".