2539883969269 has 2 divisors, whose sum is σ = 2539883969270. Its totient is φ = 2539883969268.

The previous prime is 2539883969267. The next prime is 2539883969281. The reversal of 2539883969269 is 9629693889352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1370702392900 + 1169181576369 = 1170770^2 + 1081287^2 .

It is a cyclic number.

It is not a de Polignac number, because 2539883969269 - 2¹ = 2539883969267 is a prime.

It is a super-2 number, since 2×2539883969269² (a number of 26 digits) contains 22 as substring.

Together with 2539883969267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2539883969261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269941984634 + 1269941984635.

It is an arithmetic number, because the mean of its divisors is an integer number (1269941984635).

Almost surely, 2^{2539883969269} is an apocalyptic number.

It is an amenable number.

2539883969269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2539883969269 is an equidigital number, since it uses as much as digits as its factorization.

2539883969269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2720977920, while the sum is 79.

The spelling of 2539883969269 in words is "two trillion, five hundred thirty-nine billion, eight hundred eighty-three million, nine hundred sixty-nine thousand, two hundred sixty-nine".