9703905918168 has 128 divisors (see below), whose sum is σ = 30741775971840. Its totient is φ = 2479175424000.

The previous prime is 9703905918017. The next prime is 9703905918169. The reversal of 9703905918168 is 8618195093079.

It is a super-2 number, since 2×9703905918168² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 9703905918099 and 9703905918108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9703905918169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42928513 + ... + 43153968.

It is an arithmetic number, because the mean of its divisors is an integer number (240170124780).

Almost surely, 2^{9703905918168} is an apocalyptic number.

It is an amenable number.

9703905918168 is an abundant number, since it is smaller than the sum of its proper divisors (21037870053672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9703905918168 is a wasteful number, since it uses less digits than its factorization.

9703905918168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86082569 (or 86082565 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 66.

The spelling of 9703905918168 in words is "nine trillion, seven hundred three billion, nine hundred five million, nine hundred eighteen thousand, one hundred sixty-eight".