11025540552 has 128 divisors (see below), whose sum is σ = 31372387200. Its totient is φ = 3200974848.

The previous prime is 11025540527. The next prime is 11025540557. The reversal of 11025540552 is 25504552011.

It is not an unprimeable number, because it can be changed into a prime (11025540557) 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, 1519878 + ... + 1527114.

It is an arithmetic number, because the mean of its divisors is an integer number (245096775).

Almost surely, 2^11025540552 is an apocalyptic number.

11025540552 is a gapful number since it is divisible by the number (12) 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 11025540552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15686193600).

11025540552 is an abundant number, since it is smaller than the sum of its proper divisors (20346846648).

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

11025540552 is a wasteful number, since it uses less digits than its factorization.

11025540552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7535 (or 7531 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 11025540552 in words is "eleven billion, twenty-five million, five hundred forty thousand, five hundred fifty-two".