33890033832 has 32 divisors (see below), whose sum is σ = 84773356800. Its totient is φ = 11290241664.

The previous prime is 33890033819. The next prime is 33890033861. The reversal of 33890033832 is 23833009833.

It is a super-2 number, since 2×33890033832² (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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359173 + ... + 443604.

It is an arithmetic number, because the mean of its divisors is an integer number (2649167400).

Almost surely, 2^33890033832 is an apocalyptic number.

It is an amenable number.

33890033832 is an abundant number, since it is smaller than the sum of its proper divisors (50883322968).

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

33890033832 is a wasteful number, since it uses less digits than its factorization.

33890033832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804545 (or 804541 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 42.

The spelling of 33890033832 in words is "thirty-three billion, eight hundred ninety million, thirty-three thousand, eight hundred thirty-two".