5655655651 has 2 divisors, whose sum is σ = 5655655652. Its totient is φ = 5655655650.

The previous prime is 5655655639. The next prime is 5655655669. The reversal of 5655655651 is 1565565565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5655655651 - 2²⁹ = 5118784739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5655655595 and 5655655604.

It is not a weakly prime, because it can be changed into another prime (5655655151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827827825 + 2827827826.

It is an arithmetic number, because the mean of its divisors is an integer number (2827827826).

Almost surely, 2^5655655651 is an apocalyptic number.

5655655651 is a deficient number, since it is larger than the sum of its proper divisors (1).

5655655651 is an equidigital number, since it uses as much as digits as its factorization.

5655655651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3375000, while the sum is 49.

The square root of 5655655651 is about 75204.0933127978. The cubic root of 5655655651 is about 1781.6715824355.

The spelling of 5655655651 in words is "five billion, six hundred fifty-five million, six hundred fifty-five thousand, six hundred fifty-one".