33331432073 has 2 divisors, whose sum is σ = 33331432074. Its totient is φ = 33331432072.

The previous prime is 33331432039. The next prime is 33331432151. The reversal of 33331432073 is 37023413333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23787509824 + 9543922249 = 154232^2 + 97693^2 .

It is a cyclic number.

It is not a de Polignac number, because 33331432073 - 2¹⁸ = 33331169929 is a prime.

It is a super-2 number, since 2×33331432073² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33331432003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16665716036 + 16665716037.

It is an arithmetic number, because the mean of its divisors is an integer number (16665716037).

Almost surely, 2^33331432073 is an apocalyptic number.

It is an amenable number.

33331432073 is a deficient number, since it is larger than the sum of its proper divisors (1).

33331432073 is an equidigital number, since it uses as much as digits as its factorization.

33331432073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 32.

The spelling of 33331432073 in words is "thirty-three billion, three hundred thirty-one million, four hundred thirty-two thousand, seventy-three".