2663849037197 has 2 divisors, whose sum is σ = 2663849037198. Its totient is φ = 2663849037196.

The previous prime is 2663849037029. The next prime is 2663849037203. The reversal of 2663849037197 is 7917309483662.

2663849037197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1398327535081 + 1265521502116 = 1182509^2 + 1124954^2 .

It is a cyclic number.

It is not a de Polignac number, because 2663849037197 - 2¹⁸ = 2663848775053 is a prime.

It is a super-3 number, since 3×2663849037197³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2663849037797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1331924518598 + 1331924518599.

It is an arithmetic number, because the mean of its divisors is an integer number (1331924518599).

Almost surely, 2^{2663849037197} is an apocalyptic number.

It is an amenable number.

2663849037197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2663849037197 is an equidigital number, since it uses as much as digits as its factorization.

2663849037197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82301184, while the sum is 65.

The spelling of 2663849037197 in words is "two trillion, six hundred sixty-three billion, eight hundred forty-nine million, thirty-seven thousand, one hundred ninety-seven".