340326447623 has 2 divisors, whose sum is σ = 340326447624. Its totient is φ = 340326447622.

The previous prime is 340326447619. The next prime is 340326447641. The reversal of 340326447623 is 326744623043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340326447623 - 2² = 340326447619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340326447613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170163223811 + 170163223812.

It is an arithmetic number, because the mean of its divisors is an integer number (170163223812).

Almost surely, 2^340326447623 is an apocalyptic number.

340326447623 is a deficient number, since it is larger than the sum of its proper divisors (1).

340326447623 is an equidigital number, since it uses as much as digits as its factorization.

340326447623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 44.

The spelling of 340326447623 in words is "three hundred forty billion, three hundred twenty-six million, four hundred forty-seven thousand, six hundred twenty-three".