2720505071399 has 2 divisors, whose sum is σ = 2720505071400. Its totient is φ = 2720505071398.

The previous prime is 2720505071363. The next prime is 2720505071467. The reversal of 2720505071399 is 9931705050272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2720505071399 - 2¹⁶ = 2720505005863 is a prime.

It is a super-2 number, since 2×2720505071399² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2720505070399) 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, 1360252535699 + 1360252535700.

It is an arithmetic number, because the mean of its divisors is an integer number (1360252535700).

Almost surely, 2^{2720505071399} is an apocalyptic number.

2720505071399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2720505071399 is an equidigital number, since it uses as much as digits as its factorization.

2720505071399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1190700, while the sum is 50.

The spelling of 2720505071399 in words is "two trillion, seven hundred twenty billion, five hundred five million, seventy-one thousand, three hundred ninety-nine".