64004035541 has 2 divisors, whose sum is σ = 64004035542. Its totient is φ = 64004035540.

The previous prime is 64004035507. The next prime is 64004035559. The reversal of 64004035541 is 14553040046.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60069108100 + 3934927441 = 245090^2 + 62729^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64004035541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64004035498 and 64004035507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64004035591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32002017770 + 32002017771.

It is an arithmetic number, because the mean of its divisors is an integer number (32002017771).

Almost surely, 2^64004035541 is an apocalyptic number.

It is an amenable number.

64004035541 is a deficient number, since it is larger than the sum of its proper divisors (1).

64004035541 is an equidigital number, since it uses as much as digits as its factorization.

64004035541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 64004035541 its reverse (14553040046), we get a palindrome (78557075587).

The spelling of 64004035541 in words is "sixty-four billion, four million, thirty-five thousand, five hundred forty-one".