340224389249 has 2 divisors, whose sum is σ = 340224389250. Its totient is φ = 340224389248.

The previous prime is 340224389221. The next prime is 340224389251. The reversal of 340224389249 is 942983422043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198174548224 + 142049841025 = 445168^2 + 376895^2 .

It is a cyclic number.

It is not a de Polignac number, because 340224389249 - 2⁸ = 340224388993 is a prime.

Together with 340224389251, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 340224389197 and 340224389206.

It is not a weakly prime, because it can be changed into another prime (340224389299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170112194624 + 170112194625.

It is an arithmetic number, because the mean of its divisors is an integer number (170112194625).

Almost surely, 2^340224389249 is an apocalyptic number.

It is an amenable number.

340224389249 is a deficient number, since it is larger than the sum of its proper divisors (1).

340224389249 is an equidigital number, since it uses as much as digits as its factorization.

340224389249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 340224389249 in words is "three hundred forty billion, two hundred twenty-four million, three hundred eighty-nine thousand, two hundred forty-nine".