9398973477600 has 1728 divisors, whose sum is σ = 41723741509632. Its totient is φ = 2015539200000.

The previous prime is 9398973477587. The next prime is 9398973477623. The reversal of 9398973477600 is 67743798939.

9398973477600 is a `hidden beast` number, since 9 + 3 + 9 + 8 + 9 + 7 + 3 + 4 + 7 + 7 + 600 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 12515277225 + ... + 12515277975.

It is an arithmetic number, because the mean of its divisors is an integer number (24145683744).

Almost surely, 2^{9398973477600} is an apocalyptic number.

9398973477600 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 9398973477600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20861870754816).

9398973477600 is an abundant number, since it is smaller than the sum of its proper divisors (32324768032032).

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

9398973477600 is a wasteful number, since it uses less digits than its factorization.

9398973477600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351 (or 1326 counting only the distinct ones).

The product of its (nonzero) digits is 432081216, while the sum is 72.

The spelling of 9398973477600 in words is "nine trillion, three hundred ninety-eight billion, nine hundred seventy-three million, four hundred seventy-seven thousand, six hundred".