16838667061 has 2 divisors, whose sum is σ = 16838667062. Its totient is φ = 16838667060.

The previous prime is 16838667037. The next prime is 16838667119. The reversal of 16838667061 is 16076683861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15038362161 + 1800304900 = 122631^2 + 42430^2 .

It is a cyclic number.

It is not a de Polignac number, because 16838667061 - 2⁵ = 16838667029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16838667661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8419333530 + 8419333531.

It is an arithmetic number, because the mean of its divisors is an integer number (8419333531).

Almost surely, 2^16838667061 is an apocalyptic number.

It is an amenable number.

16838667061 is a deficient number, since it is larger than the sum of its proper divisors (1).

16838667061 is an equidigital number, since it uses as much as digits as its factorization.

16838667061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 16838667061 in words is "sixteen billion, eight hundred thirty-eight million, six hundred sixty-seven thousand, sixty-one".