9566074421280 has 1536 divisors, whose sum is σ = 38817438105600. Its totient is φ = 2180652171264.

The previous prime is 9566074421279. The next prime is 9566074421291. The reversal of 9566074421280 is 821244706659.

9566074421280 is a `hidden beast` number, since 9 + 5 + 6 + 607 + 4 + 4 + 2 + 1 + 28 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 9892527357 + ... + 9892528323.

It is an arithmetic number, because the mean of its divisors is an integer number (25271769600).

Almost surely, 2^{9566074421280} is an apocalyptic number.

9566074421280 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 9566074421280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19408719052800).

9566074421280 is an abundant number, since it is smaller than the sum of its proper divisors (29251363684320).

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

9566074421280 is a wasteful number, since it uses less digits than its factorization.

9566074421280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223 (or 1209 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 9566074421280 in words is "nine trillion, five hundred sixty-six billion, seventy-four million, four hundred twenty-one thousand, two hundred eighty".