16140622229 has 2 divisors, whose sum is σ = 16140622230. Its totient is φ = 16140622228.

The previous prime is 16140622219. The next prime is 16140622237. The reversal of 16140622229 is 92222604161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15995419729 + 145202500 = 126473^2 + 12050^2 .

It is an emirp because it is prime and its reverse (92222604161) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16140622229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16140622219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8070311114 + 8070311115.

It is an arithmetic number, because the mean of its divisors is an integer number (8070311115).

Almost surely, 2^16140622229 is an apocalyptic number.

It is an amenable number.

16140622229 is a deficient number, since it is larger than the sum of its proper divisors (1).

16140622229 is an equidigital number, since it uses as much as digits as its factorization.

16140622229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 16140622229 in words is "sixteen billion, one hundred forty million, six hundred twenty-two thousand, two hundred twenty-nine".