5655765613 has 2 divisors, whose sum is σ = 5655765614. Its totient is φ = 5655765612.

The previous prime is 5655765589. The next prime is 5655765653. The reversal of 5655765613 is 3165675565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5525394889 + 130370724 = 74333^2 + 11418^2 .

It is a cyclic number.

It is not a de Polignac number, because 5655765613 - 2¹⁷ = 5655634541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5655765653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827882806 + 2827882807.

It is an arithmetic number, because the mean of its divisors is an integer number (2827882807).

Almost surely, 2^5655765613 is an apocalyptic number.

It is an amenable number.

5655765613 is a deficient number, since it is larger than the sum of its proper divisors (1).

5655765613 is an equidigital number, since it uses as much as digits as its factorization.

5655765613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2835000, while the sum is 49.

The square root of 5655765613 is about 75204.8243997684. The cubic root of 5655765613 is about 1781.6831292784.

The spelling of 5655765613 in words is "five billion, six hundred fifty-five million, seven hundred sixty-five thousand, six hundred thirteen".