33144040439688 has 16 divisors (see below), whose sum is σ = 82860101099280. Its totient is φ = 11048013479888.

The previous prime is 33144040439677. The next prime is 33144040439689. The reversal of 33144040439688 is 88693404044133.

It is not an unprimeable number, because it can be changed into a prime (33144040439689) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 690500842470 + ... + 690500842517.

It is an arithmetic number, because the mean of its divisors is an integer number (5178756318705).

Almost surely, 2^{33144040439688} is an apocalyptic number.

It is an amenable number.

33144040439688 is an abundant number, since it is smaller than the sum of its proper divisors (49716060659592).

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

33144040439688 is a wasteful number, since it uses less digits than its factorization.

33144040439688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381001684996 (or 1381001684992 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 57.

The spelling of 33144040439688 in words is "thirty-three trillion, one hundred forty-four billion, forty million, four hundred thirty-nine thousand, six hundred eighty-eight".