324235145501 has 2 divisors, whose sum is σ = 324235145502. Its totient is φ = 324235145500.

The previous prime is 324235145491. The next prime is 324235145513. The reversal of 324235145501 is 105541532423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299570128900 + 24665016601 = 547330^2 + 157051^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324235145501 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324235145701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162117572750 + 162117572751.

It is an arithmetic number, because the mean of its divisors is an integer number (162117572751).

Almost surely, 2^324235145501 is an apocalyptic number.

It is an amenable number.

324235145501 is a deficient number, since it is larger than the sum of its proper divisors (1).

324235145501 is an equidigital number, since it uses as much as digits as its factorization.

324235145501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 324235145501 its reverse (105541532423), we get a palindrome (429776677924).

The spelling of 324235145501 in words is "three hundred twenty-four billion, two hundred thirty-five million, one hundred forty-five thousand, five hundred one".