11260553550 has 96 divisors (see below), whose sum is σ = 28956718080. Its totient is φ = 2892489600.

The previous prime is 11260553519. The next prime is 11260553573. The reversal of 11260553550 is 5535506211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2011255 + ... + 2016845.

It is an arithmetic number, because the mean of its divisors is an integer number (301632480).

Almost surely, 2^11260553550 is an apocalyptic number.

11260553550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11260553550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14478359040).

11260553550 is an abundant number, since it is smaller than the sum of its proper divisors (17696164530).

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

11260553550 is a wasteful number, since it uses less digits than its factorization.

11260553550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6098 (or 6093 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 11260553550 in words is "eleven billion, two hundred sixty million, five hundred fifty-three thousand, five hundred fifty".