16675118461 has 2 divisors, whose sum is σ = 16675118462. Its totient is φ = 16675118460.

The previous prime is 16675118443. The next prime is 16675118497. The reversal of 16675118461 is 16481157661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16670683225 + 4435236 = 129115^2 + 2106^2 .

It is a cyclic number.

It is not a de Polignac number, because 16675118461 - 2¹¹ = 16675116413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16675118261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8337559230 + 8337559231.

It is an arithmetic number, because the mean of its divisors is an integer number (8337559231).

Almost surely, 2^16675118461 is an apocalyptic number.

It is an amenable number.

16675118461 is a deficient number, since it is larger than the sum of its proper divisors (1).

16675118461 is an equidigital number, since it uses as much as digits as its factorization.

16675118461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 46.

The spelling of 16675118461 in words is "sixteen billion, six hundred seventy-five million, one hundred eighteen thousand, four hundred sixty-one".