16481673193 has 2 divisors, whose sum is σ = 16481673194. Its totient is φ = 16481673192.

The previous prime is 16481673167. The next prime is 16481673227. The reversal of 16481673193 is 39137618461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15708110224 + 773562969 = 125332^2 + 27813^2 .

It is a cyclic number.

It is not a de Polignac number, because 16481673193 - 2⁵ = 16481673161 is a prime.

It is not a weakly prime, because it can be changed into another prime (16481673493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8240836596 + 8240836597.

It is an arithmetic number, because the mean of its divisors is an integer number (8240836597).

Almost surely, 2^16481673193 is an apocalyptic number.

It is an amenable number.

16481673193 is a deficient number, since it is larger than the sum of its proper divisors (1).

16481673193 is an equidigital number, since it uses as much as digits as its factorization.

16481673193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 49.

The spelling of 16481673193 in words is "sixteen billion, four hundred eighty-one million, six hundred seventy-three thousand, one hundred ninety-three".