33164328971 has 2 divisors, whose sum is σ = 33164328972. Its totient is φ = 33164328970.

The previous prime is 33164328959. The next prime is 33164329043. The reversal of 33164328971 is 17982346133.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33164328971 - 2⁶ = 33164328907 is a prime.

It is not a weakly prime, because it can be changed into another prime (33163328971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16582164485 + 16582164486.

It is an arithmetic number, because the mean of its divisors is an integer number (16582164486).

Almost surely, 2^33164328971 is an apocalyptic number.

33164328971 is a deficient number, since it is larger than the sum of its proper divisors (1).

33164328971 is an equidigital number, since it uses as much as digits as its factorization.

33164328971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 47.

The spelling of 33164328971 in words is "thirty-three billion, one hundred sixty-four million, three hundred twenty-eight thousand, nine hundred seventy-one".