17008695049 has 2 divisors, whose sum is σ = 17008695050. Its totient is φ = 17008695048.

The previous prime is 17008695001. The next prime is 17008695103. The reversal of 17008695049 is 94059680071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16549021449 + 459673600 = 128643^2 + 21440^2 .

It is a cyclic number.

It is not a de Polignac number, because 17008695049 - 2⁷ = 17008694921 is a prime.

It is a super-2 number, since 2×17008695049² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 17008694993 and 17008695011.

It is not a weakly prime, because it can be changed into another prime (17098695049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8504347524 + 8504347525.

It is an arithmetic number, because the mean of its divisors is an integer number (8504347525).

Almost surely, 2^17008695049 is an apocalyptic number.

It is an amenable number.

17008695049 is a deficient number, since it is larger than the sum of its proper divisors (1).

17008695049 is an equidigital number, since it uses as much as digits as its factorization.

17008695049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 49.

The spelling of 17008695049 in words is "seventeen billion, eight million, six hundred ninety-five thousand, forty-nine".