9561080954880 has 3456 divisors, whose sum is σ = 44789182729200. Its totient is φ = 1947721531392.

The previous prime is 9561080954849. The next prime is 9561080954899. The reversal of 9561080954880 is 884590801659.

9561080954880 is a `hidden beast` number, since 9 + 5 + 6 + 1 + 0 + 8 + 0 + 9 + 548 + 80 = 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 (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 329692446706 + ... + 329692446734.

Almost surely, 2^{9561080954880} is an apocalyptic number.

9561080954880 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 9561080954880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22394591364600).

9561080954880 is an abundant number, since it is smaller than the sum of its proper divisors (35228101774320).

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

9561080954880 is an equidigital number, since it uses as much as digits as its factorization.

9561080954880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 59 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 63.

The spelling of 9561080954880 in words is "nine trillion, five hundred sixty-one billion, eighty million, nine hundred fifty-four thousand, eight hundred eighty".