11535502120 has 32 divisors (see below), whose sum is σ = 25969645800. Its totient is φ = 4611575808.

The previous prime is 11535502079. The next prime is 11535502123. The reversal of 11535502120 is 2120553511.

11535502120 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 7748576676 + 3786925444 = 88026^2 + 61538^2 .

It is not an unprimeable number, because it can be changed into a prime (11535502123) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10065 + ... + 152224.

Almost surely, 2^11535502120 is an apocalyptic number.

11535502120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11535502120 is an abundant number, since it is smaller than the sum of its proper divisors (14434143680).

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

11535502120 is a wasteful number, since it uses less digits than its factorization.

11535502120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164077 (or 164073 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 11535502120 in words is "eleven billion, five hundred thirty-five million, five hundred two thousand, one hundred twenty".