33081218032 has 20 divisors (see below), whose sum is σ = 64102783320. Its totient is φ = 16538564288.

The previous prime is 33081217963. The next prime is 33081218059. The reversal of 33081218032 is 23081218033.

It is a junction number, because it is equal to n+sod(n) for n = 33081217985 and 33081218003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10194 + ... + 257422.

It is an arithmetic number, because the mean of its divisors is an integer number (3205139166).

Almost surely, 2^33081218032 is an apocalyptic number.

It is an amenable number.

33081218032 is a deficient number, since it is larger than the sum of its proper divisors (31021565288).

33081218032 is a wasteful number, since it uses less digits than its factorization.

33081218032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255600 (or 255594 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

Subtracting from 33081218032 its reverse (23081218033), we obtain a palindrome (9999999999).

The spelling of 33081218032 in words is "thirty-three billion, eighty-one million, two hundred eighteen thousand, thirty-two".