2580434729 has 2 divisors, whose sum is σ = 2580434730. Its totient is φ = 2580434728.

The previous prime is 2580434719. The next prime is 2580434737. The reversal of 2580434729 is 9274340852.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1677312025 + 903122704 = 40955^2 + 30052^2 .

It is a cyclic number.

It is not a de Polignac number, because 2580434729 - 2¹⁶ = 2580369193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2580434729.

It is not a weakly prime, because it can be changed into another prime (2580434719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1290217364 + 1290217365.

It is an arithmetic number, because the mean of its divisors is an integer number (1290217365).

Almost surely, 2^2580434729 is an apocalyptic number.

It is an amenable number.

2580434729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2580434729 is an equidigital number, since it uses as much as digits as its factorization.

2580434729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 2580434729 is about 50797.9795759635. The cubic root of 2580434729 is about 1371.6110000619.

The spelling of 2580434729 in words is "two billion, five hundred eighty million, four hundred thirty-four thousand, seven hundred twenty-nine".