9646864404480 has 416 divisors, whose sum is σ = 34566072422400. Its totient is φ = 2552222711808.

The previous prime is 9646864404467. The next prime is 9646864404497. The reversal of 9646864404480 is 844044686469.

It is a happy number.

9646864404480 is a `hidden beast` number, since 96 + 4 + 6 + 8 + 64 + 4 + 0 + 4 + 480 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70157236 + ... + 70294604.

Almost surely, 2^{9646864404480} is an apocalyptic number.

9646864404480 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9646864404480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17283036211200).

9646864404480 is an abundant number, since it is smaller than the sum of its proper divisors (24919208017920).

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

9646864404480 is a wasteful number, since it uses less digits than its factorization.

9646864404480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137534 (or 137506 counting only the distinct ones).

The product of its (nonzero) digits is 127401984, while the sum is 63.

The spelling of 9646864404480 in words is "nine trillion, six hundred forty-six billion, eight hundred sixty-four million, four hundred four thousand, four hundred eighty".