2421064164601 has 2 divisors, whose sum is σ = 2421064164602. Its totient is φ = 2421064164600.

The previous prime is 2421064164587. The next prime is 2421064164653. The reversal of 2421064164601 is 1064614601242.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2392206648976 + 28857515625 = 1546676^2 + 169875^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421064164601 - 2⁷ = 2421064164473 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421064164901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210532082300 + 1210532082301.

It is an arithmetic number, because the mean of its divisors is an integer number (1210532082301).

Almost surely, 2^{2421064164601} is an apocalyptic number.

It is an amenable number.

2421064164601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421064164601 is an equidigital number, since it uses as much as digits as its factorization.

2421064164601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 37.

Adding to 2421064164601 its reverse (1064614601242), we get a palindrome (3485678765843).

The spelling of 2421064164601 in words is "two trillion, four hundred twenty-one billion, sixty-four million, one hundred sixty-four thousand, six hundred one".