428164217230041 has 16 divisors (see below), whose sum is σ = 634409142865920. Its totient is φ = 285401508683760.

The previous prime is 428164217229989. The next prime is 428164217230111. The reversal of 428164217230041 is 140032712461824.

428164217230041 is a `hidden beast` number, since 4 + 2 + 8 + 164 + 217 + 230 + 0 + 41 = 666.

It is not a de Polignac number, because 428164217230041 - 2⁶ = 428164217229977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428164217238041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1147110030 + ... + 1147483223.

It is an arithmetic number, because the mean of its divisors is an integer number (39650571429120).

Almost surely, 2^{428164217230041} is an apocalyptic number.

It is an amenable number.

428164217230041 is a deficient number, since it is larger than the sum of its proper divisors (206244925635879).

428164217230041 is a wasteful number, since it uses less digits than its factorization.

428164217230041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294600173 (or 2294600167 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

Adding to 428164217230041 its reverse (140032712461824), we get a palindrome (568196929691865).

The spelling of 428164217230041 in words is "four hundred twenty-eight trillion, one hundred sixty-four billion, two hundred seventeen million, two hundred thirty thousand, forty-one".