340322535664427 has 2 divisors, whose sum is σ = 340322535664428. Its totient is φ = 340322535664426.

The previous prime is 340322535664421. The next prime is 340322535664483. The reversal of 340322535664427 is 724466535223043.

It is an a-pointer prime, because the next prime (340322535664483) can be obtained adding 340322535664427 to its sum of digits (56).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340322535664427 - 2¹⁶ = 340322535598891 is a prime.

It is not a weakly prime, because it can be changed into another prime (340322535664421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170161267832213 + 170161267832214.

It is an arithmetic number, because the mean of its divisors is an integer number (170161267832214).

Almost surely, 2^{340322535664427} is an apocalyptic number.

340322535664427 is a deficient number, since it is larger than the sum of its proper divisors (1).

340322535664427 is an equidigital number, since it uses as much as digits as its factorization.

340322535664427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87091200, while the sum is 56.

The spelling of 340322535664427 in words is "three hundred forty trillion, three hundred twenty-two billion, five hundred thirty-five million, six hundred sixty-four thousand, four hundred twenty-seven".