9540320025600 has 1584 divisors, whose sum is σ = 42212323363392. Its totient is φ = 2004740997120.

The previous prime is 9540320025541. The next prime is 9540320025631. The reversal of 9540320025600 is 65200230459.

9540320025600 is a `hidden beast` number, since 9 + 5 + 4 + 0 + 3 + 20 + 0 + 25 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 6143154424 + ... + 6143155976.

Almost surely, 2^{9540320025600} is an apocalyptic number.

9540320025600 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 9540320025600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21106161681696).

9540320025600 is an abundant number, since it is smaller than the sum of its proper divisors (32672003337792).

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

9540320025600 is a wasteful number, since it uses less digits than its factorization.

9540320025600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902 (or 1876 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 9540320025600 in words is "nine trillion, five hundred forty billion, three hundred twenty million, twenty-five thousand, six hundred".