64304370049 has 2 divisors, whose sum is σ = 64304370050. Its totient is φ = 64304370048.

The previous prime is 64304370037. The next prime is 64304370073. The reversal of 64304370049 is 94007340346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47367169600 + 16937200449 = 217640^2 + 130143^2 .

It is a cyclic number.

It is not a de Polignac number, because 64304370049 - 2¹⁵ = 64304337281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64304369993 and 64304370020.

It is not a weakly prime, because it can be changed into another prime (64304370019) 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, 32152185024 + 32152185025.

It is an arithmetic number, because the mean of its divisors is an integer number (32152185025).

Almost surely, 2^64304370049 is an apocalyptic number.

It is an amenable number.

64304370049 is a deficient number, since it is larger than the sum of its proper divisors (1).

64304370049 is an equidigital number, since it uses as much as digits as its factorization.

64304370049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 64304370049 in words is "sixty-four billion, three hundred four million, three hundred seventy thousand, forty-nine".