140224244389 has 2 divisors, whose sum is σ = 140224244390. Its totient is φ = 140224244388.

The previous prime is 140224244387. The next prime is 140224244477. The reversal of 140224244389 is 983442422041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88317735489 + 51906508900 = 297183^2 + 227830^2 .

It is a cyclic number.

It is not a de Polignac number, because 140224244389 - 2¹ = 140224244387 is a prime.

Together with 140224244387, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140224244387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70112122194 + 70112122195.

It is an arithmetic number, because the mean of its divisors is an integer number (70112122195).

Almost surely, 2^140224244389 is an apocalyptic number.

It is an amenable number.

140224244389 is a deficient number, since it is larger than the sum of its proper divisors (1).

140224244389 is an equidigital number, since it uses as much as digits as its factorization.

140224244389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442368, while the sum is 43.

The spelling of 140224244389 in words is "one hundred forty billion, two hundred twenty-four million, two hundred forty-four thousand, three hundred eighty-nine".