17053926661 has 2 divisors, whose sum is σ = 17053926662. Its totient is φ = 17053926660.

The previous prime is 17053926629. The next prime is 17053926689. The reversal of 17053926661 is 16662935071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12093400900 + 4960525761 = 109970^2 + 70431^2 .

It is a cyclic number.

It is not a de Polignac number, because 17053926661 - 2⁵ = 17053926629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17053926161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8526963330 + 8526963331.

It is an arithmetic number, because the mean of its divisors is an integer number (8526963331).

Almost surely, 2^17053926661 is an apocalyptic number.

It is an amenable number.

17053926661 is a deficient number, since it is larger than the sum of its proper divisors (1).

17053926661 is an equidigital number, since it uses as much as digits as its factorization.

17053926661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 46.

The spelling of 17053926661 in words is "seventeen billion, fifty-three million, nine hundred twenty-six thousand, six hundred sixty-one".