9426531898817 has 16 divisors (see below), whose sum is σ = 10888861622400. Its totient is φ = 8065140253440.

The previous prime is 9426531898811. The next prime is 9426531898853. The reversal of 9426531898817 is 7188981356249.

It is a cyclic number.

It is not a de Polignac number, because 9426531898817 - 2⁶ = 9426531898753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9426531898811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3409859 + ... + 5520887.

It is an arithmetic number, because the mean of its divisors is an integer number (680553851400).

Almost surely, 2^{9426531898817} is an apocalyptic number.

It is an amenable number.

9426531898817 is a deficient number, since it is larger than the sum of its proper divisors (1462329723583).

9426531898817 is a wasteful number, since it uses less digits than its factorization.

9426531898817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134936.

The product of its digits is 209018880, while the sum is 71.

The spelling of 9426531898817 in words is "nine trillion, four hundred twenty-six billion, five hundred thirty-one million, eight hundred ninety-eight thousand, eight hundred seventeen".