340451666154043 has 2 divisors, whose sum is σ = 340451666154044. Its totient is φ = 340451666154042.

The previous prime is 340451666153887. The next prime is 340451666154079.

340451666154043 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 340451666154043 - 2⁹ = 340451666153531 is a prime.

It is not a weakly prime, because it can be changed into another prime (340451666151043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170225833077021 + 170225833077022.

It is an arithmetic number, because the mean of its divisors is an integer number (170225833077022).

Almost surely, 2^{340451666154043} is an apocalyptic number.

340451666154043 is a deficient number, since it is larger than the sum of its proper divisors (1).

340451666154043 is an equidigital number, since it uses as much as digits as its factorization.

340451666154043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12441600, while the sum is 52.

The spelling of 340451666154043 in words is "three hundred forty trillion, four hundred fifty-one billion, six hundred sixty-six million, one hundred fifty-four thousand, forty-three".