8963036640 has 192 divisors, whose sum is σ = 31768934400. Its totient is φ = 2359798272.

The previous prime is 8963036627. The next prime is 8963036651. The reversal of 8963036640 is 466303698.

8963036640 is a `hidden beast` number, since 8 + 9 + 630 + 3 + 6 + 6 + 4 + 0 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 328149 + ... + 354411.

It is an arithmetic number, because the mean of its divisors is an integer number (165463200).

Almost surely, 2^8963036640 is an apocalyptic number.

8963036640 is a gapful number since it is divisible by the number (80) 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 8963036640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15884467200).

8963036640 is an abundant number, since it is smaller than the sum of its proper divisors (22805897760).

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

8963036640 is a wasteful number, since it uses less digits than its factorization.

8963036640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26366 (or 26352 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The square root of 8963036640 is about 94673.3153533772. The cubic root of 8963036640 is about 2077.2322531562.

The spelling of 8963036640 in words is "eight billion, nine hundred sixty-three million, thirty-six thousand, six hundred forty".