204423501441 has 32 divisors (see below), whose sum is σ = 279620812800. Its totient is φ = 132791166144.

The previous prime is 204423501439. The next prime is 204423501449. The reversal of 204423501441 is 144105324402.

It is not a de Polignac number, because 204423501441 - 2¹ = 204423501439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204423501399 and 204423501408.

It is not an unprimeable number, because it can be changed into a prime (204423501449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37144896 + ... + 37150398.

It is an arithmetic number, because the mean of its divisors is an integer number (8738150400).

Almost surely, 2^204423501441 is an apocalyptic number.

It is an amenable number.

204423501441 is a deficient number, since it is larger than the sum of its proper divisors (75197311359).

204423501441 is a wasteful number, since it uses less digits than its factorization.

204423501441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7125.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 204423501441 its reverse (144105324402), we get a palindrome (348528825843).

The spelling of 204423501441 in words is "two hundred four billion, four hundred twenty-three million, five hundred one thousand, four hundred forty-one".