5655066563 has 4 divisors (see below), whose sum is σ = 5660542008. Its totient is φ = 5649591120.

The previous prime is 5655066551. The next prime is 5655066587. The reversal of 5655066563 is 3656605565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5655066563 - 2⁶ = 5655066499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5655066503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2736173 + ... + 2738238.

It is an arithmetic number, because the mean of its divisors is an integer number (1415135502).

Almost surely, 2^5655066563 is an apocalyptic number.

5655066563 is a deficient number, since it is larger than the sum of its proper divisors (5475445).

5655066563 is a wasteful number, since it uses less digits than its factorization.

5655066563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5475444.

The product of its (nonzero) digits is 2430000, while the sum is 47.

The square root of 5655066563 is about 75200.1766154841. The cubic root of 5655066563 is about 1781.6097211851.

The spelling of 5655066563 in words is "five billion, six hundred fifty-five million, sixty-six thousand, five hundred sixty-three".