875648747917 has 16 divisors (see below), whose sum is σ = 896810709312. Its totient is φ = 854664670080.

The previous prime is 875648747903. The next prime is 875648747923. The reversal of 875648747917 is 719747846578.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-875648747917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 875648747917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875648747117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15503833 + ... + 15560209.

It is an arithmetic number, because the mean of its divisors is an integer number (56050669332).

Almost surely, 2^875648747917 is an apocalyptic number.

It is an amenable number.

875648747917 is a deficient number, since it is larger than the sum of its proper divisors (21161961395).

875648747917 is a wasteful number, since it uses less digits than its factorization.

875648747917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57948.

The product of its digits is 663828480, while the sum is 73.

The spelling of 875648747917 in words is "eight hundred seventy-five billion, six hundred forty-eight million, seven hundred forty-seven thousand, nine hundred seventeen".