349780939043 has 2 divisors, whose sum is σ = 349780939044. Its totient is φ = 349780939042.

The previous prime is 349780939021. The next prime is 349780939099. The reversal of 349780939043 is 340939087943.

It is a weak prime.

It is an emirp because it is prime and its reverse (340939087943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349780939043 - 2⁶ = 349780938979 is a prime.

It is not a weakly prime, because it can be changed into another prime (349780939003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174890469521 + 174890469522.

It is an arithmetic number, because the mean of its divisors is an integer number (174890469522).

Almost surely, 2^349780939043 is an apocalyptic number.

349780939043 is a deficient number, since it is larger than the sum of its proper divisors (1).

349780939043 is an equidigital number, since it uses as much as digits as its factorization.

349780939043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17635968, while the sum is 59.

The spelling of 349780939043 in words is "three hundred forty-nine billion, seven hundred eighty million, nine hundred thirty-nine thousand, forty-three".