71694875033 has 2 divisors, whose sum is σ = 71694875034. Its totient is φ = 71694875032.

The previous prime is 71694875011. The next prime is 71694875041. The reversal of 71694875033 is 33057849617.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58260442384 + 13434432649 = 241372^2 + 115907^2 .

It is a cyclic number.

It is not a de Polignac number, because 71694875033 - 2⁶ = 71694874969 is a prime.

It is a super-3 number, since 3×71694875033³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (71694875003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35847437516 + 35847437517.

It is an arithmetic number, because the mean of its divisors is an integer number (35847437517).

Almost surely, 2^71694875033 is an apocalyptic number.

It is an amenable number.

71694875033 is a deficient number, since it is larger than the sum of its proper divisors (1).

71694875033 is an equidigital number, since it uses as much as digits as its factorization.

71694875033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 71694875033 in words is "seventy-one billion, six hundred ninety-four million, eight hundred seventy-five thousand, thirty-three".