214432673381 has 2 divisors, whose sum is σ = 214432673382. Its totient is φ = 214432673380.

The previous prime is 214432673327. The next prime is 214432673387. The reversal of 214432673381 is 183376234412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212091565156 + 2341108225 = 460534^2 + 48385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214432673381 is a prime.

It is a super-2 number, since 2×214432673381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214432673387) 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, 107216336690 + 107216336691.

It is an arithmetic number, because the mean of its divisors is an integer number (107216336691).

Almost surely, 2^214432673381 is an apocalyptic number.

It is an amenable number.

214432673381 is a deficient number, since it is larger than the sum of its proper divisors (1).

214432673381 is an equidigital number, since it uses as much as digits as its factorization.

214432673381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 44.

The spelling of 214432673381 in words is "two hundred fourteen billion, four hundred thirty-two million, six hundred seventy-three thousand, three hundred eighty-one".