33138709817192 has 32 divisors (see below), whose sum is σ = 71015088441600. Its totient is φ = 14201590726464.

The previous prime is 33138709817159. The next prime is 33138709817237. The reversal of 33138709817192 is 29171890783133.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13738763 + ... + 15969690.

It is an arithmetic number, because the mean of its divisors is an integer number (2219221513800).

Almost surely, 2^{33138709817192} is an apocalyptic number.

It is an amenable number.

33138709817192 is an abundant number, since it is smaller than the sum of its proper divisors (37876378624408).

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

33138709817192 is a wasteful number, since it uses less digits than its factorization.

33138709817192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29728385 (or 29728381 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 62.

The spelling of 33138709817192 in words is "thirty-three trillion, one hundred thirty-eight billion, seven hundred nine million, eight hundred seventeen thousand, one hundred ninety-two".