11052552128 has 56 divisors (see below), whose sum is σ = 22823180160. Its totient is φ = 5306192640.

The previous prime is 11052552113. The next prime is 11052552143. The reversal of 11052552128 is 82125525011.

It is an interprime number because it is at equal distance from previous prime (11052552113) and next prime (11052552143).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 11052552094 and 11052552103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128333 + ... + 196403.

Almost surely, 2^11052552128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11052552128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11411590080).

11052552128 is an abundant number, since it is smaller than the sum of its proper divisors (11770628032).

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

11052552128 is an equidigital number, since it uses as much as digits as its factorization.

11052552128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68185 (or 68175 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 32.

The spelling of 11052552128 in words is "eleven billion, fifty-two million, five hundred fifty-two thousand, one hundred twenty-eight".