33081338872 has 32 divisors (see below), whose sum is σ = 62152719120. Its totient is φ = 16507321600.

The previous prime is 33081338869. The next prime is 33081338897. The reversal of 33081338872 is 27883318033.

It is a congruent number.

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, 14400828 + ... + 14403124.

Almost surely, 2^33081338872 is an apocalyptic number.

It is an amenable number.

33081338872 is a deficient number, since it is larger than the sum of its proper divisors (29071380248).

33081338872 is a wasteful number, since it uses less digits than its factorization.

33081338872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5151 (or 5147 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 46.

It can be divided in two parts, 33081 and 338872, that added together give a triangular number (371953 = T₈₆₂).

The spelling of 33081338872 in words is "thirty-three billion, eighty-one million, three hundred thirty-eight thousand, eight hundred seventy-two".