443462353349 has 2 divisors, whose sum is σ = 443462353350. Its totient is φ = 443462353348.

The previous prime is 443462353291. The next prime is 443462353421. The reversal of 443462353349 is 943353264344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 436247040100 + 7215313249 = 660490^2 + 84943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-443462353349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 443462353297 and 443462353306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (443462353849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221731176674 + 221731176675.

It is an arithmetic number, because the mean of its divisors is an integer number (221731176675).

Almost surely, 2^443462353349 is an apocalyptic number.

It is an amenable number.

443462353349 is a deficient number, since it is larger than the sum of its proper divisors (1).

443462353349 is an equidigital number, since it uses as much as digits as its factorization.

443462353349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11197440, while the sum is 50.

The spelling of 443462353349 in words is "four hundred forty-three billion, four hundred sixty-two million, three hundred fifty-three thousand, three hundred forty-nine".