324404123444 has 24 divisors (see below), whose sum is σ = 584476315080. Its totient is φ = 157432329216.

The previous prime is 324404123399. The next prime is 324404123447. The reversal of 324404123444 is 444321404423.

It can be written as a sum of positive squares in 4 ways, for example, as 281364471844 + 43039651600 = 530438^2 + 207460^2 .

It is a super-2 number, since 2×324404123444² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324404123447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2619077 + ... + 2740140.

It is an arithmetic number, because the mean of its divisors is an integer number (24353179795).

Almost surely, 2^324404123444 is an apocalyptic number.

It is an amenable number.

324404123444 is a deficient number, since it is larger than the sum of its proper divisors (260072191636).

324404123444 is a wasteful number, since it uses less digits than its factorization.

324404123444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5359667 (or 5359665 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 324404123444 its reverse (444321404423), we get a palindrome (768725527867).

The spelling of 324404123444 in words is "three hundred twenty-four billion, four hundred four million, one hundred twenty-three thousand, four hundred forty-four".