2634957263539 has 2 divisors, whose sum is σ = 2634957263540. Its totient is φ = 2634957263538.

The previous prime is 2634957263537. The next prime is 2634957263563. The reversal of 2634957263539 is 9353627594362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2634957263539 - 2¹ = 2634957263537 is a prime.

It is a super-3 number, since 3×2634957263539³ (a number of 38 digits) contains 333 as substring.

Together with 2634957263537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2634957263537) 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, 1317478631769 + 1317478631770.

It is an arithmetic number, because the mean of its divisors is an integer number (1317478631770).

Almost surely, 2^{2634957263539} is an apocalyptic number.

2634957263539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2634957263539 is an equidigital number, since it uses as much as digits as its factorization.

2634957263539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 220449600, while the sum is 64.

The spelling of 2634957263539 in words is "two trillion, six hundred thirty-four billion, nine hundred fifty-seven million, two hundred sixty-three thousand, five hundred thirty-nine".