9646446200988 has 24 divisors (see below), whose sum is σ = 22526778734208. Its totient is φ = 3212852886256.

The previous prime is 9646446200983. The next prime is 9646446200999. The reversal of 9646446200988 is 8890026446469.

It is a super-2 number, since 2×9646446200988² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9646446200981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328632306 + ... + 328661657.

It is an arithmetic number, because the mean of its divisors is an integer number (938615780592).

Almost surely, 2^{9646446200988} is an apocalyptic number.

It is an amenable number.

9646446200988 is an abundant number, since it is smaller than the sum of its proper divisors (12880332533220).

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

9646446200988 is a wasteful number, since it uses less digits than its factorization.

9646446200988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657295193 (or 657295191 counting only the distinct ones).

The product of its (nonzero) digits is 143327232, while the sum is 66.

The spelling of 9646446200988 in words is "nine trillion, six hundred forty-six billion, four hundred forty-six million, two hundred thousand, nine hundred eighty-eight".