5221527065649 has 12 divisors (see below), whose sum is σ = 7542492108112. Its totient is φ = 3480885883800.

The previous prime is 5221527065621. The next prime is 5221527065669. The reversal of 5221527065649 is 9465607251225.

5221527065649 is a `hidden beast` number, since 5 + 2 + 2 + 1 + 5 + 2 + 70 + 6 + 564 + 9 = 666.

It is not a de Polignac number, because 5221527065649 - 2⁴¹ = 3022503810097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5221527065595 and 5221527065604.

It is not an unprimeable number, because it can be changed into a prime (5221527065669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10762807 + ... + 11237484.

Almost surely, 2^{5221527065649} is an apocalyptic number.

It is an amenable number.

5221527065649 is a deficient number, since it is larger than the sum of its proper divisors (2320965042463).

5221527065649 is a wasteful number, since it uses less digits than its factorization.

5221527065649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22026668 (or 22026665 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The spelling of 5221527065649 in words is "five trillion, two hundred twenty-one billion, five hundred twenty-seven million, sixty-five thousand, six hundred forty-nine".