2601993690029 has 2 divisors, whose sum is σ = 2601993690030. Its totient is φ = 2601993690028.

The previous prime is 2601993689963. The next prime is 2601993690041. The reversal of 2601993690029 is 9200963991062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2569592970025 + 32400720004 = 1602995^2 + 180002^2 .

It is a cyclic number.

It is not a de Polignac number, because 2601993690029 - 2⁴⁰ = 1502482062253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2601993690089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300996845014 + 1300996845015.

It is an arithmetic number, because the mean of its divisors is an integer number (1300996845015).

Almost surely, 2^{2601993690029} is an apocalyptic number.

It is an amenable number.

2601993690029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2601993690029 is an equidigital number, since it uses as much as digits as its factorization.

2601993690029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2834352, while the sum is 56.

The spelling of 2601993690029 in words is "two trillion, six hundred one billion, nine hundred ninety-three million, six hundred ninety thousand, twenty-nine".