214564612319 has 2 divisors, whose sum is σ = 214564612320. Its totient is φ = 214564612318.

The previous prime is 214564612259. The next prime is 214564612331. The reversal of 214564612319 is 913216465412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214564612319 is a prime.

It is a super-2 number, since 2×214564612319² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 214564612319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214564612819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107282306159 + 107282306160.

It is an arithmetic number, because the mean of its divisors is an integer number (107282306160).

Almost surely, 2^214564612319 is an apocalyptic number.

214564612319 is a deficient number, since it is larger than the sum of its proper divisors (1).

214564612319 is an equidigital number, since it uses as much as digits as its factorization.

214564612319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 44.

The spelling of 214564612319 in words is "two hundred fourteen billion, five hundred sixty-four million, six hundred twelve thousand, three hundred nineteen".