33728954350443 has 16 divisors (see below), whose sum is σ = 49119620489856. Its totient is φ = 20417072493440.

The previous prime is 33728954350411. The next prime is 33728954350453. The reversal of 33728954350443 is 34405345982733.

It is a cyclic number.

It is not a de Polignac number, because 33728954350443 - 2⁵ = 33728954350411 is a prime.

It is a super-2 number, since 2×33728954350443² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33728954350453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617922846 + ... + 617977427.

It is an arithmetic number, because the mean of its divisors is an integer number (3069976280616).

Almost surely, 2^{33728954350443} is an apocalyptic number.

33728954350443 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

33728954350443 is a deficient number, since it is larger than the sum of its proper divisors (15390666139413).

33728954350443 is a wasteful number, since it uses less digits than its factorization.

33728954350443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235901114.

The product of its (nonzero) digits is 130636800, while the sum is 60.

The spelling of 33728954350443 in words is "thirty-three trillion, seven hundred twenty-eight billion, nine hundred fifty-four million, three hundred fifty thousand, four hundred forty-three".