16453101621547 has 2 divisors, whose sum is σ = 16453101621548. Its totient is φ = 16453101621546.

The previous prime is 16453101621529. The next prime is 16453101621589. The reversal of 16453101621547 is 74512610135461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16453101621547 - 2¹¹ = 16453101619499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16453101621497 and 16453101621506.

It is not a weakly prime, because it can be changed into another prime (16453101621947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226550810773 + 8226550810774.

It is an arithmetic number, because the mean of its divisors is an integer number (8226550810774).

Almost surely, 2^{16453101621547} is an apocalyptic number.

16453101621547 is a deficient number, since it is larger than the sum of its proper divisors (1).

16453101621547 is an equidigital number, since it uses as much as digits as its factorization.

16453101621547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 16453101621547 in words is "sixteen trillion, four hundred fifty-three billion, one hundred one million, six hundred twenty-one thousand, five hundred forty-seven".