341785865981407 has 2 divisors, whose sum is σ = 341785865981408. Its totient is φ = 341785865981406.

The previous prime is 341785865981401. The next prime is 341785865981459. The reversal of 341785865981407 is 704189568587143.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-341785865981407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (341785865981401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170892932990703 + 170892932990704.

It is an arithmetic number, because the mean of its divisors is an integer number (170892932990704).

Almost surely, 2^{341785865981407} is an apocalyptic number.

341785865981407 is a deficient number, since it is larger than the sum of its proper divisors (1).

341785865981407 is an equidigital number, since it uses as much as digits as its factorization.

341785865981407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1625702400, while the sum is 76.

The spelling of 341785865981407 in words is "three hundred forty-one trillion, seven hundred eighty-five billion, eight hundred sixty-five million, nine hundred eighty-one thousand, four hundred seven".