33912533040 has 160 divisors (see below), whose sum is σ = 110807788800. Its totient is φ = 8556088320.

The previous prime is 33912532967. The next prime is 33912533093. The reversal of 33912533040 is 4033521933.

It is a junction number, because it is equal to n+sod(n) for n = 33912532992 and 33912533010.

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, 3775755 + ... + 3784725.

It is an arithmetic number, because the mean of its divisors is an integer number (692548680).

Almost surely, 2^33912533040 is an apocalyptic number.

33912533040 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 33912533040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55403894400).

33912533040 is an abundant number, since it is smaller than the sum of its proper divisors (76895255760).

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

33912533040 is a wasteful number, since it uses less digits than its factorization.

33912533040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9835 (or 9829 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 33.

The spelling of 33912533040 in words is "thirty-three billion, nine hundred twelve million, five hundred thirty-three thousand, forty".