9655278796800 has 3456 divisors, whose sum is σ = 45470187846720. Its totient is φ = 1987470950400.

The previous prime is 9655278796771. The next prime is 9655278796837. The reversal of 9655278796800 is 86978725569.

9655278796800 is a `hidden beast` number, since 9 + 6 + 5 + 527 + 8 + 7 + 96 + 8 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3456).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 235494604780 + ... + 235494604820.

Almost surely, 2^{9655278796800} is an apocalyptic number.

9655278796800 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 9655278796800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22735093923360).

9655278796800 is an abundant number, since it is smaller than the sum of its proper divisors (35814909049920).

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

9655278796800 is an equidigital number, since it uses as much as digits as its factorization.

9655278796800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 457228800, while the sum is 72.

The spelling of 9655278796800 in words is "nine trillion, six hundred fifty-five billion, two hundred seventy-eight million, seven hundred ninety-six thousand, eight hundred".