8406561607017 has 32 divisors (see below), whose sum is σ = 12928432070400. Its totient is φ = 4759343163648.

The previous prime is 8406561607001. The next prime is 8406561607027. The reversal of 8406561607017 is 7107061656048.

It is a happy number.

It is not a de Polignac number, because 8406561607017 - 2⁴ = 8406561607001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8406561607027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34389459 + ... + 34633047.

It is an arithmetic number, because the mean of its divisors is an integer number (404013502200).

Almost surely, 2^{8406561607017} is an apocalyptic number.

It is an amenable number.

8406561607017 is a deficient number, since it is larger than the sum of its proper divisors (4521870463383).

8406561607017 is a wasteful number, since it uses less digits than its factorization.

8406561607017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258785.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 8406561607017 in words is "eight trillion, four hundred six billion, five hundred sixty-one million, six hundred seven thousand, seventeen".