33925867320 has 128 divisors (see below), whose sum is σ = 102494937600. Its totient is φ = 8983358976.

The previous prime is 33925867319. The next prime is 33925867333. The reversal of 33925867320 is 2376852933.

It is a self number, because there is not a number n which added to its sum of digits gives 33925867320.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11956942 + ... + 11959778.

It is an arithmetic number, because the mean of its divisors is an integer number (800741700).

Almost surely, 2^33925867320 is an apocalyptic number.

33925867320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33925867320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51247468800).

33925867320 is an abundant number, since it is smaller than the sum of its proper divisors (68569070280).

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

33925867320 is a wasteful number, since it uses less digits than its factorization.

33925867320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3517 (or 3513 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 33925867320 in words is "thirty-three billion, nine hundred twenty-five million, eight hundred sixty-seven thousand, three hundred twenty".