11530153056 has 24 divisors (see below), whose sum is σ = 30266652024. Its totient is φ = 3843384320.

The previous prime is 11530153003. The next prime is 11530153067. The reversal of 11530153056 is 65035103511.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×11530153056² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60052785 + ... + 60052976.

It is an arithmetic number, because the mean of its divisors is an integer number (1261110501).

Almost surely, 2^11530153056 is an apocalyptic number.

11530153056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11530153056 is an abundant number, since it is smaller than the sum of its proper divisors (18736498968).

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

11530153056 is a wasteful number, since it uses less digits than its factorization.

11530153056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120105774 (or 120105766 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 30.

Adding to 11530153056 its reverse (65035103511), we get a palindrome (76565256567).

The spelling of 11530153056 in words is "eleven billion, five hundred thirty million, one hundred fifty-three thousand, fifty-six".