34677698221 has 2 divisors, whose sum is σ = 34677698222. Its totient is φ = 34677698220.

The previous prime is 34677698189. The next prime is 34677698309. The reversal of 34677698221 is 12289677643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33850848196 + 826850025 = 183986^2 + 28755^2 .

It is a cyclic number.

It is not a de Polignac number, because 34677698221 - 2⁵ = 34677698189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34677698021) 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 as a sum of consecutive naturals, namely, 17338849110 + 17338849111.

It is an arithmetic number, because the mean of its divisors is an integer number (17338849111).

Almost surely, 2^34677698221 is an apocalyptic number.

It is an amenable number.

34677698221 is a deficient number, since it is larger than the sum of its proper divisors (1).

34677698221 is an equidigital number, since it uses as much as digits as its factorization.

34677698221 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 34677698221 in words is "thirty-four billion, six hundred seventy-seven million, six hundred ninety-eight thousand, two hundred twenty-one".