33940745152 has 28 divisors (see below), whose sum is σ = 70895966920. Its totient is φ = 16077194496.

The previous prime is 33940745141. The next prime is 33940745161. The reversal of 33940745152 is 25154704933.

It is a junction number, because it is equal to n+sod(n) for n = 33940745099 and 33940745108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13954683 + ... + 13957114.

Almost surely, 2^33940745152 is an apocalyptic number.

33940745152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33940745152 is an abundant number, since it is smaller than the sum of its proper divisors (36955221768).

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

33940745152 is a wasteful number, since it uses less digits than its factorization.

33940745152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27911828 (or 27911818 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 33940745152 in words is "thirty-three billion, nine hundred forty million, seven hundred forty-five thousand, one hundred fifty-two".