64448453603 has 2 divisors, whose sum is σ = 64448453604. Its totient is φ = 64448453602.

The previous prime is 64448453567. The next prime is 64448453767. The reversal of 64448453603 is 30635484446.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64448453603 - 2¹⁸ = 64448191459 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (64448452603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32224226801 + 32224226802.

It is an arithmetic number, because the mean of its divisors is an integer number (32224226802).

Almost surely, 2^64448453603 is an apocalyptic number.

64448453603 is a deficient number, since it is larger than the sum of its proper divisors (1).

64448453603 is an equidigital number, since it uses as much as digits as its factorization.

64448453603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3317760, while the sum is 47.

The spelling of 64448453603 in words is "sixty-four billion, four hundred forty-eight million, four hundred fifty-three thousand, six hundred three".