11214486528 has 352 divisors, whose sum is σ = 36158208000. Its totient is φ = 3085221888.

The previous prime is 11214486497. The next prime is 11214486551. The reversal of 11214486528 is 82568441211.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 11214486528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30557001 + ... + 30557367.

Almost surely, 2^11214486528 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 11214486528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18079104000).

11214486528 is an abundant number, since it is smaller than the sum of its proper divisors (24943721472).

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

11214486528 is an equidigital number, since it uses as much as digits as its factorization.

11214486528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440 (or 408 counting only the distinct ones).

The product of its digits is 122880, while the sum is 42.

The spelling of 11214486528 in words is "eleven billion, two hundred fourteen million, four hundred eighty-six thousand, five hundred twenty-eight".