17409970553 has 2 divisors, whose sum is σ = 17409970554. Its totient is φ = 17409970552.

The previous prime is 17409970489. The next prime is 17409970559. The reversal of 17409970553 is 35507990471.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15745983289 + 1663987264 = 125483^2 + 40792^2 .

It is a cyclic number.

It is not a de Polignac number, because 17409970553 - 2⁶ = 17409970489 is a prime.

It is not a weakly prime, because it can be changed into another prime (17409970559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8704985276 + 8704985277.

It is an arithmetic number, because the mean of its divisors is an integer number (8704985277).

Almost surely, 2^17409970553 is an apocalyptic number.

It is an amenable number.

17409970553 is a deficient number, since it is larger than the sum of its proper divisors (1).

17409970553 is an equidigital number, since it uses as much as digits as its factorization.

17409970553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1190700, while the sum is 50.

The spelling of 17409970553 in words is "seventeen billion, four hundred nine million, nine hundred seventy thousand, five hundred fifty-three".