11255574330 has 384 divisors, whose sum is σ = 39713296896. Its totient is φ = 2135808000.

The previous prime is 11255574329. The next prime is 11255574371. The reversal of 11255574330 is 3347555211.

11255574330 is a `hidden beast` number, since 1 + 1 + 2 + 55 + 574 + 3 + 30 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 9098472 + ... + 9099708.

It is an arithmetic number, because the mean of its divisors is an integer number (103420044).

Almost surely, 2^11255574330 is an apocalyptic number.

11255574330 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 11255574330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19856648448).

11255574330 is an abundant number, since it is smaller than the sum of its proper divisors (28457722566).

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

11255574330 is a wasteful number, since it uses less digits than its factorization.

11255574330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

It can be divided in two parts, 11255 and 574330, that added together give a palindrome (585585).

The spelling of 11255574330 in words is "eleven billion, two hundred fifty-five million, five hundred seventy-four thousand, three hundred thirty".