4244230440137 has 2 divisors, whose sum is σ = 4244230440138. Its totient is φ = 4244230440136.

The previous prime is 4244230440071. The next prime is 4244230440157. The reversal of 4244230440137 is 7310440324424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3121285424656 + 1122945015481 = 1766716^2 + 1059691^2 .

It is a cyclic number.

It is not a de Polignac number, because 4244230440137 - 2²⁰ = 4244229391561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4244230440137.

It is not a weakly prime, because it can be changed into another prime (4244230440157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122115220068 + 2122115220069.

It is an arithmetic number, because the mean of its divisors is an integer number (2122115220069).

Almost surely, 2^{4244230440137} is an apocalyptic number.

It is an amenable number.

4244230440137 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244230440137 is an equidigital number, since it uses as much as digits as its factorization.

4244230440137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 258048, while the sum is 38.

The spelling of 4244230440137 in words is "four trillion, two hundred forty-four billion, two hundred thirty million, four hundred forty thousand, one hundred thirty-seven".