16530070241551 has 2 divisors, whose sum is σ = 16530070241552. Its totient is φ = 16530070241550.

The previous prime is 16530070241513. The next prime is 16530070241569. The reversal of 16530070241551 is 15514207003561.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16530070241551 - 2¹¹ = 16530070239503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16530070241851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8265035120775 + 8265035120776.

It is an arithmetic number, because the mean of its divisors is an integer number (8265035120776).

Almost surely, 2^{16530070241551} is an apocalyptic number.

16530070241551 is a deficient number, since it is larger than the sum of its proper divisors (1).

16530070241551 is an equidigital number, since it uses as much as digits as its factorization.

16530070241551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 16530070241551 in words is "sixteen trillion, five hundred thirty billion, seventy million, two hundred forty-one thousand, five hundred fifty-one".