185604152054323 has 4 divisors (see below), whose sum is σ = 192004295228640. Its totient is φ = 179204008880008.

The previous prime is 185604152054311. The next prime is 185604152054359. The reversal of 185604152054323 is 323450251406581.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-185604152054323 is a prime.

It is a super-2 number, since 2×185604152054323² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (185604152064323) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3200071587115 + ... + 3200071587172.

It is an arithmetic number, because the mean of its divisors is an integer number (48001073807160).

Almost surely, 2^{185604152054323} is an apocalyptic number.

185604152054323 is a deficient number, since it is larger than the sum of its proper divisors (6400143174317).

185604152054323 is an equidigital number, since it uses as much as digits as its factorization.

185604152054323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6400143174316.

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 185604152054323 in words is "one hundred eighty-five trillion, six hundred four billion, one hundred fifty-two million, fifty-four thousand, three hundred twenty-three".