20295228713 has 2 divisors, whose sum is σ = 20295228714. Its totient is φ = 20295228712.

The previous prime is 20295228649. The next prime is 20295228757. The reversal of 20295228713 is 31782259202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17384949904 + 2910278809 = 131852^2 + 53947^2 .

It is a cyclic number.

It is not a de Polignac number, because 20295228713 - 2⁶ = 20295228649 is a prime.

It is not a weakly prime, because it can be changed into another prime (20295228763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10147614356 + 10147614357.

It is an arithmetic number, because the mean of its divisors is an integer number (10147614357).

Almost surely, 2^20295228713 is an apocalyptic number.

It is an amenable number.

20295228713 is a deficient number, since it is larger than the sum of its proper divisors (1).

20295228713 is an equidigital number, since it uses as much as digits as its factorization.

20295228713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 20295228713 in words is "twenty billion, two hundred ninety-five million, two hundred twenty-eight thousand, seven hundred thirteen".