214664546269 has 2 divisors, whose sum is σ = 214664546270. Its totient is φ = 214664546268.

The previous prime is 214664546249. The next prime is 214664546309. The reversal of 214664546269 is 962645466412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182340102169 + 32324444100 = 427013^2 + 179790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214664546269 is a prime.

It is a super-2 number, since 2×214664546269² (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 (214664546249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107332273134 + 107332273135.

It is an arithmetic number, because the mean of its divisors is an integer number (107332273135).

Almost surely, 2^214664546269 is an apocalyptic number.

It is an amenable number.

214664546269 is a deficient number, since it is larger than the sum of its proper divisors (1).

214664546269 is an equidigital number, since it uses as much as digits as its factorization.

214664546269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14929920, while the sum is 55.

The spelling of 214664546269 in words is "two hundred fourteen billion, six hundred sixty-four million, five hundred forty-six thousand, two hundred sixty-nine".