11282420736 has 528 divisors, whose sum is σ = 37522787328. Its totient is φ = 3244032000.

The previous prime is 11282420707. The next prime is 11282420741. The reversal of 11282420736 is 63702428211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11282420736.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111707086 + ... + 111707186.

Almost surely, 2^11282420736 is an apocalyptic number.

11282420736 is a gapful number since it is divisible by the number (16) 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 11282420736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18761393664).

11282420736 is an abundant number, since it is smaller than the sum of its proper divisors (26240366592).

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

11282420736 is a wasteful number, since it uses less digits than its factorization.

11282420736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

Adding to 11282420736 its reverse (63702428211), we get a palindrome (74984848947).

The spelling of 11282420736 in words is "eleven billion, two hundred eighty-two million, four hundred twenty thousand, seven hundred thirty-six".