64048569073 has 2 divisors, whose sum is σ = 64048569074. Its totient is φ = 64048569072.

The previous prime is 64048569047. The next prime is 64048569089. The reversal of 64048569073 is 37096584046.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61136024049 + 2912545024 = 247257^2 + 53968^2 .

It is a cyclic number.

It is not a de Polignac number, because 64048569073 - 2¹³ = 64048560881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64048569073.

It is not a weakly prime, because it can be changed into another prime (64048569173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32024284536 + 32024284537.

It is an arithmetic number, because the mean of its divisors is an integer number (32024284537).

Almost surely, 2^64048569073 is an apocalyptic number.

It is an amenable number.

64048569073 is a deficient number, since it is larger than the sum of its proper divisors (1).

64048569073 is an equidigital number, since it uses as much as digits as its factorization.

64048569073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 64048569073 in words is "sixty-four billion, forty-eight million, five hundred sixty-nine thousand, seventy-three".