16676405001229 has 2 divisors, whose sum is σ = 16676405001230. Its totient is φ = 16676405001228.

The previous prime is 16676405001187. The next prime is 16676405001233. The reversal of 16676405001229 is 92210050467661.

16676405001229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15681045604900 + 995359396329 = 3959930^2 + 997677^2 .

It is a cyclic number.

It is not a de Polignac number, because 16676405001229 - 2¹⁷ = 16676404870157 is a prime.

It is a super-3 number, since 3×16676405001229³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16676405001029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8338202500614 + 8338202500615.

It is an arithmetic number, because the mean of its divisors is an integer number (8338202500615).

Almost surely, 2^{16676405001229} is an apocalyptic number.

It is an amenable number.

16676405001229 is a deficient number, since it is larger than the sum of its proper divisors (1).

16676405001229 is an equidigital number, since it uses as much as digits as its factorization.

16676405001229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 16676405001229 in words is "sixteen trillion, six hundred seventy-six billion, four hundred five million, one thousand, two hundred twenty-nine".