346809640783 has 2 divisors, whose sum is σ = 346809640784. Its totient is φ = 346809640782.

The previous prime is 346809640763. The next prime is 346809640811. The reversal of 346809640783 is 387046908643.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346809640783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346809640733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173404820391 + 173404820392.

It is an arithmetic number, because the mean of its divisors is an integer number (173404820392).

Almost surely, 2^346809640783 is an apocalyptic number.

346809640783 is a deficient number, since it is larger than the sum of its proper divisors (1).

346809640783 is an equidigital number, since it uses as much as digits as its factorization.

346809640783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20901888, while the sum is 58.

The spelling of 346809640783 in words is "three hundred forty-six billion, eight hundred nine million, six hundred forty thousand, seven hundred eighty-three".