16926683582261 has 2 divisors, whose sum is σ = 16926683582262. Its totient is φ = 16926683582260.

The previous prime is 16926683582251. The next prime is 16926683582311. The reversal of 16926683582261 is 16228538662961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11758767959236 + 5167915623025 = 3429106^2 + 2273305^2 .

It is a cyclic number.

It is not a de Polignac number, because 16926683582261 - 2⁴² = 12528637071157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16926683582201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8463341791130 + 8463341791131.

It is an arithmetic number, because the mean of its divisors is an integer number (8463341791131).

Almost surely, 2^{16926683582261} is an apocalyptic number.

It is an amenable number.

16926683582261 is a deficient number, since it is larger than the sum of its proper divisors (1).

16926683582261 is an equidigital number, since it uses as much as digits as its factorization.

16926683582261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 89579520, while the sum is 65.

The spelling of 16926683582261 in words is "sixteen trillion, nine hundred twenty-six billion, six hundred eighty-three million, five hundred eighty-two thousand, two hundred sixty-one".