11501533330 has 48 divisors (see below), whose sum is σ = 24147751320. Its totient is φ = 3932748288.

The previous prime is 11501533327. The next prime is 11501533399. The reversal of 11501533330 is 3333510511.

11501533330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10190296809 + 1311236521 = 100947^2 + 36211^2 .

It is a super-2 number, since 2×11501533330² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11501533295 and 11501533304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151306 + ... + 214234.

Almost surely, 2^11501533330 is an apocalyptic number.

11501533330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11501533330 is an abundant number, since it is smaller than the sum of its proper divisors (12646217990).

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

11501533330 is a wasteful number, since it uses less digits than its factorization.

11501533330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63323 (or 63316 counting only the distinct ones).

The product of its (nonzero) digits is 2025, while the sum is 25.

The spelling of 11501533330 in words is "eleven billion, five hundred one million, five hundred thirty-three thousand, three hundred thirty".