33729766797738 has 16 divisors (see below), whose sum is σ = 73592218467936. Its totient is φ = 10221141453840.

The previous prime is 33729766797679. The next prime is 33729766797757. The reversal of 33729766797738 is 83779766792733.

It is a super-2 number, since 2×33729766797738² (a number of 28 digits) contains 22 as substring.

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, 255528536281 + ... + 255528536412.

It is an arithmetic number, because the mean of its divisors is an integer number (4599513654246).

Almost surely, 2^{33729766797738} is an apocalyptic number.

33729766797738 is an abundant number, since it is smaller than the sum of its proper divisors (39862451670198).

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

33729766797738 is a wasteful number, since it uses less digits than its factorization.

33729766797738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511057072709.

The product of its digits is 21171979584, while the sum is 84.

The spelling of 33729766797738 in words is "thirty-three trillion, seven hundred twenty-nine billion, seven hundred sixty-six million, seven hundred ninety-seven thousand, seven hundred thirty-eight".