16434054225461 has 2 divisors, whose sum is σ = 16434054225462. Its totient is φ = 16434054225460.

The previous prime is 16434054225397. The next prime is 16434054225517. The reversal of 16434054225461 is 16452245043461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16172309433361 + 261744792100 = 4021481^2 + 511610^2 .

It is a cyclic number.

It is not a de Polignac number, because 16434054225461 - 2⁶ = 16434054225397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16434054222461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8217027112730 + 8217027112731.

It is an arithmetic number, because the mean of its divisors is an integer number (8217027112731).

Almost surely, 2^{16434054225461} is an apocalyptic number.

It is an amenable number.

16434054225461 is a deficient number, since it is larger than the sum of its proper divisors (1).

16434054225461 is an equidigital number, since it uses as much as digits as its factorization.

16434054225461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 16434054225461 in words is "sixteen trillion, four hundred thirty-four billion, fifty-four million, two hundred twenty-five thousand, four hundred sixty-one".