33196007993 has 4 divisors (see below), whose sum is σ = 33231286308. Its totient is φ = 33160729680.

The previous prime is 33196007983. The next prime is 33196008019. The reversal of 33196007993 is 39970069133.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15339565609 + 17856442384 = 123853^2 + 133628^2 .

It is a cyclic number.

It is not a de Polignac number, because 33196007993 - 2¹⁰ = 33196006969 is a prime.

It is a super-2 number, since 2×33196007993² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33196007953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17637746 + ... + 17639627.

It is an arithmetic number, because the mean of its divisors is an integer number (8307821577).

Almost surely, 2^33196007993 is an apocalyptic number.

It is an amenable number.

33196007993 is a deficient number, since it is larger than the sum of its proper divisors (35278315).

33196007993 is an equidigital number, since it uses as much as digits as its factorization.

33196007993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35278314.

The product of its (nonzero) digits is 826686, while the sum is 50.

The spelling of 33196007993 in words is "thirty-three billion, one hundred ninety-six million, seven thousand, nine hundred ninety-three".