167664510323 has 4 divisors (see below), whose sum is σ = 167665369248. Its totient is φ = 167663651400.

The previous prime is 167664510317. The next prime is 167664510373. The reversal of 167664510323 is 323015466761.

167664510323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 167664510323 - 2¹² = 167664506227 is a prime.

It is a super-2 number, since 2×167664510323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167664510313) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 20465 + ... + 579437.

It is an arithmetic number, because the mean of its divisors is an integer number (41916342312).

Almost surely, 2^167664510323 is an apocalyptic number.

167664510323 is a deficient number, since it is larger than the sum of its proper divisors (858925).

167664510323 is an equidigital number, since it uses as much as digits as its factorization.

167664510323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858924.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 167664510323 in words is "one hundred sixty-seven billion, six hundred sixty-four million, five hundred ten thousand, three hundred twenty-three".