2631198144229 has 2 divisors, whose sum is σ = 2631198144230. Its totient is φ = 2631198144228.

The previous prime is 2631198144203. The next prime is 2631198144269. The reversal of 2631198144229 is 9224418911362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1589359447204 + 1041838697025 = 1260698^2 + 1020705^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2631198144229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2631198144269) 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, 1315599072114 + 1315599072115.

It is an arithmetic number, because the mean of its divisors is an integer number (1315599072115).

Almost surely, 2^{2631198144229} is an apocalyptic number.

It is an amenable number.

2631198144229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2631198144229 is an equidigital number, since it uses as much as digits as its factorization.

2631198144229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 52.

The spelling of 2631198144229 in words is "two trillion, six hundred thirty-one billion, one hundred ninety-eight million, one hundred forty-four thousand, two hundred twenty-nine".