214720849639 has 2 divisors, whose sum is σ = 214720849640. Its totient is φ = 214720849638.

The previous prime is 214720849627. The next prime is 214720849741. The reversal of 214720849639 is 936948027412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214720849639 - 2²⁷ = 214586631911 is a prime.

It is a super-2 number, since 2×214720849639² (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 214720849639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214720849619) 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, 107360424819 + 107360424820.

It is an arithmetic number, because the mean of its divisors is an integer number (107360424820).

Almost surely, 2^214720849639 is an apocalyptic number.

214720849639 is a deficient number, since it is larger than the sum of its proper divisors (1).

214720849639 is an equidigital number, since it uses as much as digits as its factorization.

214720849639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 214720849639 in words is "two hundred fourteen billion, seven hundred twenty million, eight hundred forty-nine thousand, six hundred thirty-nine".