344063999977 has 2 divisors, whose sum is σ = 344063999978. Its totient is φ = 344063999976.

The previous prime is 344063999959. The next prime is 344064000011. The reversal of 344063999977 is 779999360443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330060591081 + 14003408896 = 574509^2 + 118336^2 .

It is a cyclic number.

It is not a de Polignac number, because 344063999977 - 2¹¹ = 344063997929 is a prime.

It is not a weakly prime, because it can be changed into another prime (344063999947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172031999988 + 172031999989.

It is an arithmetic number, because the mean of its divisors is an integer number (172031999989).

Almost surely, 2^344063999977 is an apocalyptic number.

It is an amenable number.

344063999977 is a deficient number, since it is larger than the sum of its proper divisors (1).

344063999977 is an equidigital number, since it uses as much as digits as its factorization.

344063999977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 277766496, while the sum is 70.

The spelling of 344063999977 in words is "three hundred forty-four billion, sixty-three million, nine hundred ninety-nine thousand, nine hundred seventy-seven".