2689339799693 has 2 divisors, whose sum is σ = 2689339799694. Its totient is φ = 2689339799692.

The previous prime is 2689339799683. The next prime is 2689339799737. The reversal of 2689339799693 is 3969979339862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1824220305769 + 865119493924 = 1350637^2 + 930118^2 .

It is a cyclic number.

It is not a de Polignac number, because 2689339799693 - 2¹⁰ = 2689339798669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2689339799623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1344669899846 + 1344669899847.

It is an arithmetic number, because the mean of its divisors is an integer number (1344669899847).

Almost surely, 2^{2689339799693} is an apocalyptic number.

It is an amenable number.

2689339799693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2689339799693 is an equidigital number, since it uses as much as digits as its factorization.

2689339799693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6428310336, while the sum is 83.

The spelling of 2689339799693 in words is "two trillion, six hundred eighty-nine billion, three hundred thirty-nine million, seven hundred ninety-nine thousand, six hundred ninety-three".