340326447641 has 2 divisors, whose sum is σ = 340326447642. Its totient is φ = 340326447640.

The previous prime is 340326447623. The next prime is 340326447647. The reversal of 340326447641 is 146744623043.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 329573587225 + 10752860416 = 574085^2 + 103696^2 .

It is a cyclic number.

It is not a de Polignac number, because 340326447641 - 2⁶ = 340326447577 is a prime.

It is a super-3 number, since 3×340326447641³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340326447592 and 340326447601.

It is not a weakly prime, because it can be changed into another prime (340326447647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170163223820 + 170163223821.

It is an arithmetic number, because the mean of its divisors is an integer number (170163223821).

Almost surely, 2^340326447641 is an apocalyptic number.

It is an amenable number.

340326447641 is a deficient number, since it is larger than the sum of its proper divisors (1).

340326447641 is an equidigital number, since it uses as much as digits as its factorization.

340326447641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 44.

The spelling of 340326447641 in words is "three hundred forty billion, three hundred twenty-six million, four hundred forty-seven thousand, six hundred forty-one".