33227808697 has 2 divisors, whose sum is σ = 33227808698. Its totient is φ = 33227808696.

The previous prime is 33227808689. The next prime is 33227808709. The reversal of 33227808697 is 79680872233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17425056016 + 15802752681 = 132004^2 + 125709^2 .

It is a cyclic number.

It is not a de Polignac number, because 33227808697 - 2³ = 33227808689 is a prime.

It is a super-2 number, since 2×33227808697² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33227508697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16613904348 + 16613904349.

It is an arithmetic number, because the mean of its divisors is an integer number (16613904349).

Almost surely, 2^33227808697 is an apocalyptic number.

It is an amenable number.

33227808697 is a deficient number, since it is larger than the sum of its proper divisors (1).

33227808697 is an equidigital number, since it uses as much as digits as its factorization.

33227808697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 33227808697 in words is "thirty-three billion, two hundred twenty-seven million, eight hundred eight thousand, six hundred ninety-seven".