64324030501 has 2 divisors, whose sum is σ = 64324030502. Its totient is φ = 64324030500.

The previous prime is 64324030499. The next prime is 64324030523. The reversal of 64324030501 is 10503042346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59377018276 + 4947012225 = 243674^2 + 70335^2 .

It is a cyclic number.

It is not a de Polignac number, because 64324030501 - 2¹ = 64324030499 is a prime.

It is a super-2 number, since 2×64324030501² (a number of 22 digits) contains 22 as substring.

Together with 64324030499, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 64324030501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64324030571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32162015250 + 32162015251.

It is an arithmetic number, because the mean of its divisors is an integer number (32162015251).

Almost surely, 2^64324030501 is an apocalyptic number.

It is an amenable number.

64324030501 is a deficient number, since it is larger than the sum of its proper divisors (1).

64324030501 is an equidigital number, since it uses as much as digits as its factorization.

64324030501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 64324030501 its reverse (10503042346), we get a palindrome (74827072847).

The spelling of 64324030501 in words is "sixty-four billion, three hundred twenty-four million, thirty thousand, five hundred one".