16214218429 has 2 divisors, whose sum is σ = 16214218430. Its totient is φ = 16214218428.

The previous prime is 16214218387. The next prime is 16214218451. The reversal of 16214218429 is 92481241261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15553831225 + 660387204 = 124715^2 + 25698^2 .

It is a cyclic number.

It is not a de Polignac number, because 16214218429 - 2¹⁵ = 16214185661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16214218391 and 16214218400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16214258429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8107109214 + 8107109215.

It is an arithmetic number, because the mean of its divisors is an integer number (8107109215).

Almost surely, 2^16214218429 is an apocalyptic number.

It is an amenable number.

16214218429 is a deficient number, since it is larger than the sum of its proper divisors (1).

16214218429 is an equidigital number, since it uses as much as digits as its factorization.

16214218429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 40.

The spelling of 16214218429 in words is "sixteen billion, two hundred fourteen million, two hundred eighteen thousand, four hundred twenty-nine".