11303012440552 has 128 divisors (see below), whose sum is σ = 25605186048000. Its totient is φ = 4569472638720.

The previous prime is 11303012440519. The next prime is 11303012440579. The reversal of 11303012440552 is 25504421030311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 535499583 + ... + 535520689.

It is an arithmetic number, because the mean of its divisors is an integer number (200040516000).

Almost surely, 2^{11303012440552} 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 11303012440552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12802593024000).

11303012440552 is an abundant number, since it is smaller than the sum of its proper divisors (14302173607448).

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

11303012440552 is a wasteful number, since it uses less digits than its factorization.

11303012440552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23279 (or 23275 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 11303012440552 its reverse (25504421030311), we get a palindrome (36807433470863).

The spelling of 11303012440552 in words is "eleven trillion, three hundred three billion, twelve million, four hundred forty thousand, five hundred fifty-two".