204423623222604 has 48 divisors (see below), whose sum is σ = 477152069856000. Its totient is φ = 68117835612096.

The previous prime is 204423623222603. The next prime is 204423623222627. The reversal of 204423623222604 is 406222326324402.

It is a super-2 number, since 2×204423623222604² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204423623222603) 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 15 ways as a sum of consecutive naturals, for example, 1315398097 + ... + 1315553495.

It is an arithmetic number, because the mean of its divisors is an integer number (9940668122000).

Almost surely, 2^{204423623222604} is an apocalyptic number.

It is an amenable number.

204423623222604 is an abundant number, since it is smaller than the sum of its proper divisors (272728446633396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204423623222604 is a wasteful number, since it uses less digits than its factorization.

204423623222604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192302 (or 192300 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 42.

The spelling of 204423623222604 in words is "two hundred four trillion, four hundred twenty-three billion, six hundred twenty-three million, two hundred twenty-two thousand, six hundred four".