33850563812 has 96 divisors (see below), whose sum is σ = 70599174912. Its totient is φ = 14042198016.

The previous prime is 33850563731. The next prime is 33850563823. The reversal of 33850563812 is 21836505833.

It is a super-2 number, since 2×33850563812² (a number of 22 digits) contains 22 as substring.

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, 19375523 + ... + 19377269.

It is an arithmetic number, because the mean of its divisors is an integer number (735408072).

Almost surely, 2^33850563812 is an apocalyptic number.

It is an amenable number.

33850563812 is an abundant number, since it is smaller than the sum of its proper divisors (36748611100).

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

33850563812 is a wasteful number, since it uses less digits than its factorization.

33850563812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757 (or 2755 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 33850563812 in words is "thirty-three billion, eight hundred fifty million, five hundred sixty-three thousand, eight hundred twelve".