16266758461 has 2 divisors, whose sum is σ = 16266758462. Its totient is φ = 16266758460.

The previous prime is 16266758447. The next prime is 16266758507. The reversal of 16266758461 is 16485766261.

16266758461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16059225625 + 207532836 = 126725^2 + 14406^2 .

It is a cyclic number.

It is not a de Polignac number, because 16266758461 - 2¹⁵ = 16266725693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16266758399 and 16266758408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16266758161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8133379230 + 8133379231.

It is an arithmetic number, because the mean of its divisors is an integer number (8133379231).

Almost surely, 2^16266758461 is an apocalyptic number.

It is an amenable number.

16266758461 is a deficient number, since it is larger than the sum of its proper divisors (1).

16266758461 is an equidigital number, since it uses as much as digits as its factorization.

16266758461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 52.

The spelling of 16266758461 in words is "sixteen billion, two hundred sixty-six million, seven hundred fifty-eight thousand, four hundred sixty-one".