61226202329 has 2 divisors, whose sum is σ = 61226202330. Its totient is φ = 61226202328.

The previous prime is 61226202283. The next prime is 61226202371. The reversal of 61226202329 is 92320262216.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37190351104 + 24035851225 = 192848^2 + 155035^2 .

It is a cyclic number.

It is not a de Polignac number, because 61226202329 - 2⁸ = 61226202073 is a prime.

It is not a weakly prime, because it can be changed into another prime (61226201329) 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, 30613101164 + 30613101165.

It is an arithmetic number, because the mean of its divisors is an integer number (30613101165).

Almost surely, 2^61226202329 is an apocalyptic number.

It is an amenable number.

61226202329 is a deficient number, since it is larger than the sum of its proper divisors (1).

61226202329 is an equidigital number, since it uses as much as digits as its factorization.

61226202329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 61226202329 in words is "sixty-one billion, two hundred twenty-six million, two hundred two thousand, three hundred twenty-nine".