16330266451 has 2 divisors, whose sum is σ = 16330266452. Its totient is φ = 16330266450.

The previous prime is 16330266439. The next prime is 16330266457. The reversal of 16330266451 is 15466203361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16330266451 - 2¹¹ = 16330264403 is a prime.

It is a super-2 number, since 2×16330266451² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16330266451.

It is not a weakly prime, because it can be changed into another prime (16330266457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8165133225 + 8165133226.

It is an arithmetic number, because the mean of its divisors is an integer number (8165133226).

Almost surely, 2^16330266451 is an apocalyptic number.

16330266451 is a deficient number, since it is larger than the sum of its proper divisors (1).

16330266451 is an equidigital number, since it uses as much as digits as its factorization.

16330266451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 16330266451 in words is "sixteen billion, three hundred thirty million, two hundred sixty-six thousand, four hundred fifty-one".