33505432012 has 24 divisors (see below), whose sum is σ = 63150219216. Its totient is φ = 15462731328.

The previous prime is 33505432001. The next prime is 33505432031. The reversal of 33505432012 is 21023450533.

It is a super-2 number, since 2×33505432012² (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 871263 + ... + 908905.

It is an arithmetic number, because the mean of its divisors is an integer number (2631259134).

Almost surely, 2^33505432012 is an apocalyptic number.

It is an amenable number.

33505432012 is a deficient number, since it is larger than the sum of its proper divisors (29644787204).

33505432012 is a wasteful number, since it uses less digits than its factorization.

33505432012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54777 (or 54775 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 33505432012 its reverse (21023450533), we get a palindrome (54528882545).

The spelling of 33505432012 in words is "thirty-three billion, five hundred five million, four hundred thirty-two thousand, twelve".