11554344960 has 208 divisors, whose sum is σ = 37209419520. Its totient is φ = 3061186560.

The previous prime is 11554344943. The next prime is 11554345009. The reversal of 11554344960 is 6944345511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11120121 + ... + 11121159.

It is an arithmetic number, because the mean of its divisors is an integer number (178891440).

Almost surely, 2^11554344960 is an apocalyptic number.

11554344960 is a gapful number since it is divisible by the number (10) 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 11554344960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18604709760).

11554344960 is an abundant number, since it is smaller than the sum of its proper divisors (25655074560).

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

11554344960 is a wasteful number, since it uses less digits than its factorization.

11554344960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252 (or 1230 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 11554344960 in words is "eleven billion, five hundred fifty-four million, three hundred forty-four thousand, nine hundred sixty".