334463363921 has 2 divisors, whose sum is σ = 334463363922. Its totient is φ = 334463363920.

The previous prime is 334463363867. The next prime is 334463363929. The reversal of 334463363921 is 129363364433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 316671805696 + 17791558225 = 562736^2 + 133385^2 .

It is an emirp because it is prime and its reverse (129363364433) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334463363921 is a prime.

It is a super-2 number, since 2×334463363921² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (334463363929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167231681960 + 167231681961.

It is an arithmetic number, because the mean of its divisors is an integer number (167231681961).

Almost surely, 2^334463363921 is an apocalyptic number.

It is an amenable number.

334463363921 is a deficient number, since it is larger than the sum of its proper divisors (1).

334463363921 is an equidigital number, since it uses as much as digits as its factorization.

334463363921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2519424, while the sum is 47.

The spelling of 334463363921 in words is "three hundred thirty-four billion, four hundred sixty-three million, three hundred sixty-three thousand, nine hundred twenty-one".