11028232512 has 224 divisors, whose sum is σ = 35461895040. Its totient is φ = 3333058560.

The previous prime is 11028232471. The next prime is 11028232559. The reversal of 11028232512 is 21523282011.

11028232512 is a `hidden beast` number, since 110 + 2 + 8 + 2 + 32 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 12867988 + ... + 12868844.

Almost surely, 2^11028232512 is an apocalyptic number.

11028232512 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 11028232512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17730947520).

11028232512 is an abundant number, since it is smaller than the sum of its proper divisors (24433662528).

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

11028232512 is a wasteful number, since it uses less digits than its factorization.

11028232512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566 (or 1550 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The spelling of 11028232512 in words is "eleven billion, twenty-eight million, two hundred thirty-two thousand, five hundred twelve".