9661730022 has 48 divisors (see below), whose sum is σ = 23965224192. Its totient is φ = 2755770480.

The previous prime is 9661729997. The next prime is 9661730047. The reversal of 9661730022 is 2200371669.

9661730022 is a `hidden beast` number, since 9 + 6 + 617 + 30 + 0 + 2 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (9661729997) and next prime (9661730047).

It is a super-2 number, since 2×9661730022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 8647 + ... + 139277.

It is an arithmetic number, because the mean of its divisors is an integer number (499275504).

Almost surely, 2^9661730022 is an apocalyptic number.

9661730022 is an abundant number, since it is smaller than the sum of its proper divisors (14303494170).

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

9661730022 is a wasteful number, since it uses less digits than its factorization.

9661730022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131233 (or 131230 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 9661730022 is about 98294.0996296319. The cubic root of 9661730022 is about 2129.8628212917.

The spelling of 9661730022 in words is "nine billion, six hundred sixty-one million, seven hundred thirty thousand, twenty-two".