65053109573 has 2 divisors, whose sum is σ = 65053109574. Its totient is φ = 65053109572.

The previous prime is 65053109531. The next prime is 65053109659. The reversal of 65053109573 is 37590135056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64159876804 + 893232769 = 253298^2 + 29887^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65053109573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65053159573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32526554786 + 32526554787.

It is an arithmetic number, because the mean of its divisors is an integer number (32526554787).

Almost surely, 2^65053109573 is an apocalyptic number.

It is an amenable number.

65053109573 is a deficient number, since it is larger than the sum of its proper divisors (1).

65053109573 is an equidigital number, since it uses as much as digits as its factorization.

65053109573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 425250, while the sum is 44.

The spelling of 65053109573 in words is "sixty-five billion, fifty-three million, one hundred nine thousand, five hundred seventy-three".