33068998872 has 192 divisors, whose sum is σ = 115075749600. Its totient is φ = 8721457920.

The previous prime is 33068998861. The next prime is 33068998901. The reversal of 33068998872 is 27889986033.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17422 + ... + 257762.

Almost surely, 2^33068998872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33068998872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57537874800).

33068998872 is an abundant number, since it is smaller than the sum of its proper divisors (82006750728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33068998872 is a wasteful number, since it uses less digits than its factorization.

33068998872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240383 (or 240366 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 63.

The spelling of 33068998872 in words is "thirty-three billion, sixty-eight million, nine hundred ninety-eight thousand, eight hundred seventy-two".