2606864653343 has 2 divisors, whose sum is σ = 2606864653344. Its totient is φ = 2606864653342.

The previous prime is 2606864653321. The next prime is 2606864653403. The reversal of 2606864653343 is 3433564686062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2606864653343 - 2⁶ = 2606864653279 is a prime.

It is a super-2 number, since 2×2606864653343² (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 (2606864653543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1303432326671 + 1303432326672.

It is an arithmetic number, because the mean of its divisors is an integer number (1303432326672).

Almost surely, 2^{2606864653343} is an apocalyptic number.

2606864653343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2606864653343 is an equidigital number, since it uses as much as digits as its factorization.

2606864653343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44789760, while the sum is 56.

The spelling of 2606864653343 in words is "two trillion, six hundred six billion, eight hundred sixty-four million, six hundred fifty-three thousand, three hundred forty-three".