16426626361 has 2 divisors, whose sum is σ = 16426626362. Its totient is φ = 16426626360.

The previous prime is 16426626317. The next prime is 16426626373. The reversal of 16426626361 is 16362662461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14970746025 + 1455880336 = 122355^2 + 38156^2 .

It is a cyclic number.

It is not a de Polignac number, because 16426626361 - 2⁹ = 16426625849 is a prime.

It is not a weakly prime, because it can be changed into another prime (16426626661) 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, 8213313180 + 8213313181.

It is an arithmetic number, because the mean of its divisors is an integer number (8213313181).

Almost surely, 2^16426626361 is an apocalyptic number.

It is an amenable number.

16426626361 is a deficient number, since it is larger than the sum of its proper divisors (1).

16426626361 is an equidigital number, since it uses as much as digits as its factorization.

16426626361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 43.

The spelling of 16426626361 in words is "sixteen billion, four hundred twenty-six million, six hundred twenty-six thousand, three hundred sixty-one".