2004324722461 has 2 divisors, whose sum is σ = 2004324722462. Its totient is φ = 2004324722460.

The previous prime is 2004324722423. The next prime is 2004324722489. The reversal of 2004324722461 is 1642274234002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1174175956836 + 830148765625 = 1083594^2 + 911125^2 .

It is a cyclic number.

It is not a de Polignac number, because 2004324722461 - 2¹⁵ = 2004324689693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2004324722461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2004324722161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002162361230 + 1002162361231.

It is an arithmetic number, because the mean of its divisors is an integer number (1002162361231).

Almost surely, 2^{2004324722461} is an apocalyptic number.

It is an amenable number.

2004324722461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2004324722461 is an equidigital number, since it uses as much as digits as its factorization.

2004324722461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 37.

Adding to 2004324722461 its reverse (1642274234002), we get a palindrome (3646598956463).

The spelling of 2004324722461 in words is "two trillion, four billion, three hundred twenty-four million, seven hundred twenty-two thousand, four hundred sixty-one".