33912950568 has 128 divisors (see below), whose sum is σ = 99447264000. Its totient is φ = 9633001728.

The previous prime is 33912950543. The next prime is 33912950579. The reversal of 33912950568 is 86505921933.

It is a super-2 number, since 2×33912950568² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33912950568.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1412230 + ... + 1436042.

It is an arithmetic number, because the mean of its divisors is an integer number (776931750).

Almost surely, 2^33912950568 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 33912950568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49723632000).

33912950568 is an abundant number, since it is smaller than the sum of its proper divisors (65534313432).

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

33912950568 is a wasteful number, since it uses less digits than its factorization.

33912950568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24016 (or 23998 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 33912950568 in words is "thirty-three billion, nine hundred twelve million, nine hundred fifty thousand, five hundred sixty-eight".