11552446533 has 16 divisors (see below), whose sum is σ = 15502576320. Its totient is φ = 7652134656.

The previous prime is 11552446531. The next prime is 11552446537. The reversal of 11552446533 is 33564425511.

It is a happy number.

It is not a de Polignac number, because 11552446533 - 2¹ = 11552446531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11552446491 and 11552446500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11552446531) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 272173 + ... + 311741.

It is an arithmetic number, because the mean of its divisors is an integer number (968911020).

Almost surely, 2^11552446533 is an apocalyptic number.

It is an amenable number.

11552446533 is a deficient number, since it is larger than the sum of its proper divisors (3950129787).

11552446533 is a wasteful number, since it uses less digits than its factorization.

11552446533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40196.

The product of its digits is 216000, while the sum is 39.

The spelling of 11552446533 in words is "eleven billion, five hundred fifty-two million, four hundred forty-six thousand, five hundred thirty-three".