523244421153 has 12 divisors (see below), whose sum is σ = 756537762708. Its totient is φ = 348487953120.

The previous prime is 523244421127. The next prime is 523244421221. The reversal of 523244421153 is 351124442325.

It is a happy number.

523244421153 is a `hidden beast` number, since 52 + 32 + 4 + 4 + 421 + 153 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 460379891169 + 62864529984 = 678513^2 + 250728^2 .

It is not a de Polignac number, because 523244421153 - 2⁹ = 523244420641 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (523244421103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28462050 + ... + 28480427.

It is an arithmetic number, because the mean of its divisors is an integer number (63044813559).

Almost surely, 2^523244421153 is an apocalyptic number.

It is an amenable number.

523244421153 is a deficient number, since it is larger than the sum of its proper divisors (233293341555).

523244421153 is a wasteful number, since it uses less digits than its factorization.

523244421153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56943504 (or 56943501 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

Adding to 523244421153 its reverse (351124442325), we get a palindrome (874368863478).

The spelling of 523244421153 in words is "five hundred twenty-three billion, two hundred forty-four million, four hundred twenty-one thousand, one hundred fifty-three".