11543522330 has 16 divisors (see below), whose sum is σ = 21339917640. Its totient is φ = 4492613952.

The previous prime is 11543522327. The next prime is 11543522351. The reversal of 11543522330 is 3322534511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7979312929 + 3564209401 = 89327^2 + 59701^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11543522293 and 11543522302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15598985 + ... + 15599724.

Almost surely, 2^11543522330 is an apocalyptic number.

11543522330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11543522330 is a deficient number, since it is larger than the sum of its proper divisors (9796395310).

11543522330 is a wasteful number, since it uses less digits than its factorization.

11543522330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31198753.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 11543522330 in words is "eleven billion, five hundred forty-three million, five hundred twenty-two thousand, three hundred thirty".