16434164614249 has 2 divisors, whose sum is σ = 16434164614250. Its totient is φ = 16434164614248.

The previous prime is 16434164614237. The next prime is 16434164614271. The reversal of 16434164614249 is 94241646143461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16039224010000 + 394940604249 = 4004900^2 + 628443^2 .

It is a cyclic number.

It is not a de Polignac number, because 16434164614249 - 2²⁵ = 16434131059817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16434164614249.

It is not a weakly prime, because it can be changed into another prime (16434164614229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8217082307124 + 8217082307125.

It is an arithmetic number, because the mean of its divisors is an integer number (8217082307125).

Almost surely, 2^{16434164614249} is an apocalyptic number.

It is an amenable number.

16434164614249 is a deficient number, since it is larger than the sum of its proper divisors (1).

16434164614249 is an equidigital number, since it uses as much as digits as its factorization.

16434164614249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11943936, while the sum is 55.

The spelling of 16434164614249 in words is "sixteen trillion, four hundred thirty-four billion, one hundred sixty-four million, six hundred fourteen thousand, two hundred forty-nine".