65003503063541 has 16 divisors (see below), whose sum is σ = 74392068831360. Its totient is φ = 55640540208960.

The previous prime is 65003503063511. The next prime is 65003503063547. The reversal of 65003503063541 is 14536030530056.

It is not a de Polignac number, because 65003503063541 - 2³⁸ = 64728625156597 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65003503063547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51274055 + ... + 52526523.

It is an arithmetic number, because the mean of its divisors is an integer number (4649504301960).

Almost surely, 2^{65003503063541} is an apocalyptic number.

It is an amenable number.

65003503063541 is a deficient number, since it is larger than the sum of its proper divisors (9388565767819).

65003503063541 is a wasteful number, since it uses less digits than its factorization.

65003503063541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262684.

The product of its (nonzero) digits is 486000, while the sum is 41.

Adding to 65003503063541 its reverse (14536030530056), we get a palindrome (79539533593597).

The spelling of 65003503063541 in words is "sixty-five trillion, three billion, five hundred three million, sixty-three thousand, five hundred forty-one".