214347881069 has 16 divisors (see below), whose sum is σ = 245923294848. Its totient is φ = 183011804352.

The previous prime is 214347881021. The next prime is 214347881159. The reversal of 214347881069 is 960188743412.

It is a cyclic number.

It is not a de Polignac number, because 214347881069 - 2¹² = 214347876973 is a prime.

It is a super-2 number, since 2×214347881069² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 214347881069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214347886069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3435419 + ... + 3497255.

It is an arithmetic number, because the mean of its divisors is an integer number (15370205928).

Almost surely, 2^214347881069 is an apocalyptic number.

It is an amenable number.

214347881069 is a deficient number, since it is larger than the sum of its proper divisors (31575413779).

214347881069 is a wasteful number, since it uses less digits than its factorization.

214347881069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63764.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 214347881069 in words is "two hundred fourteen billion, three hundred forty-seven million, eight hundred eighty-one thousand, sixty-nine".