56655661161683 has 2 divisors, whose sum is σ = 56655661161684. Its totient is φ = 56655661161682.

The previous prime is 56655661161607. The next prime is 56655661161703. The reversal of 56655661161683 is 38616116655665.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56655661161683 - 2¹² = 56655661157587 is a prime.

It is not a weakly prime, because it can be changed into another prime (56655661169683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28327830580841 + 28327830580842.

It is an arithmetic number, because the mean of its divisors is an integer number (28327830580842).

Almost surely, 2^{56655661161683} is an apocalyptic number.

56655661161683 is a deficient number, since it is larger than the sum of its proper divisors (1).

56655661161683 is an equidigital number, since it uses as much as digits as its factorization.

56655661161683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968000, while the sum is 65.

The spelling of 56655661161683 in words is "fifty-six trillion, six hundred fifty-five billion, six hundred sixty-one million, one hundred sixty-one thousand, six hundred eighty-three".