64602226242857 has 2 divisors, whose sum is σ = 64602226242858. Its totient is φ = 64602226242856.

The previous prime is 64602226242791. The next prime is 64602226242877. The reversal of 64602226242857 is 75824262220646.

64602226242857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63189446774041 + 1412779468816 = 7949179^2 + 1188604^2 .

It is a cyclic number.

It is not a de Polignac number, because 64602226242857 - 2¹² = 64602226238761 is a prime.

It is not a weakly prime, because it can be changed into another prime (64602226242877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32301113121428 + 32301113121429.

It is an arithmetic number, because the mean of its divisors is an integer number (32301113121429).

Almost surely, 2^{64602226242857} is an apocalyptic number.

It is an amenable number.

64602226242857 is a deficient number, since it is larger than the sum of its proper divisors (1).

64602226242857 is an equidigital number, since it uses as much as digits as its factorization.

64602226242857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30965760, while the sum is 56.

The spelling of 64602226242857 in words is "sixty-four trillion, six hundred two billion, two hundred twenty-six million, two hundred forty-two thousand, eight hundred fifty-seven".