11025313280 has 320 divisors, whose sum is σ = 29623853952. Its totient is φ = 3916431360.

The previous prime is 11025313249. The next prime is 11025313283. The reversal of 11025313280 is 8231352011.

It is a tau number, because it is divible by the number of its divisors (320).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11025313283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66019757 + ... + 66019923.

Almost surely, 2^11025313280 is an apocalyptic number.

11025313280 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 11025313280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14811926976).

11025313280 is an abundant number, since it is smaller than the sum of its proper divisors (18598540672).

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

11025313280 is a wasteful number, since it uses less digits than its factorization.

11025313280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 11025313280 its reverse (8231352011), we get a palindrome (19256665291).

The spelling of 11025313280 in words is "eleven billion, twenty-five million, three hundred thirteen thousand, two hundred eighty".