2199948469237 has 2 divisors, whose sum is σ = 2199948469238. Its totient is φ = 2199948469236.

The previous prime is 2199948469231. The next prime is 2199948469249. The reversal of 2199948469237 is 7329648499912.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1977536250001 + 222412219236 = 1406249^2 + 471606^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2199948469237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2199948469237.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2199948469231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099974234618 + 1099974234619.

It is an arithmetic number, because the mean of its divisors is an integer number (1099974234619).

Almost surely, 2^{2199948469237} is an apocalyptic number.

It is an amenable number.

2199948469237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2199948469237 is an equidigital number, since it uses as much as digits as its factorization.

2199948469237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423263232, while the sum is 73.

The spelling of 2199948469237 in words is "two trillion, one hundred ninety-nine billion, nine hundred forty-eight million, four hundred sixty-nine thousand, two hundred thirty-seven".