55600771 has 2 divisors, whose sum is σ = 55600772. Its totient is φ = 55600770.

The previous prime is 55600759. The next prime is 55600793. The reversal of 55600771 is 17700655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55600771 - 2¹¹ = 55598723 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55600711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27800385 + 27800386.

It is an arithmetic number, because the mean of its divisors is an integer number (27800386).

Almost surely, 2^55600771 is an apocalyptic number.

55600771 is a deficient number, since it is larger than the sum of its proper divisors (1).

55600771 is an equidigital number, since it uses as much as digits as its factorization.

55600771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7350, while the sum is 31.

The square root of 55600771 is about 7456.5924523203. The cubic root of 55600771 is about 381.6749036401.

The spelling of 55600771 in words is "fifty-five million, six hundred thousand, seven hundred seventy-one".