2720965262429 has 2 divisors, whose sum is σ = 2720965262430. Its totient is φ = 2720965262428.

The previous prime is 2720965262387. The next prime is 2720965262467. The reversal of 2720965262429 is 9242625690272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2693941190329 + 27024072100 = 1641323^2 + 164390^2 .

It is a cyclic number.

It is not a de Polignac number, because 2720965262429 - 2¹⁶ = 2720965196893 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 (2720965262129) 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, 1360482631214 + 1360482631215.

It is an arithmetic number, because the mean of its divisors is an integer number (1360482631215).

Almost surely, 2^{2720965262429} is an apocalyptic number.

It is an amenable number.

2720965262429 is a deficient number, since it is larger than the sum of its proper divisors (1).

2720965262429 is an equidigital number, since it uses as much as digits as its factorization.

2720965262429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 2720965262429 in words is "two trillion, seven hundred twenty billion, nine hundred sixty-five million, two hundred sixty-two thousand, four hundred twenty-nine".