55607513177 has 2 divisors, whose sum is σ = 55607513178. Its totient is φ = 55607513176.

The previous prime is 55607513147. The next prime is 55607513201. The reversal of 55607513177 is 77131570655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54168373081 + 1439140096 = 232741^2 + 37936^2 .

It is a cyclic number.

It is not a de Polignac number, because 55607513177 - 2⁶ = 55607513113 is a prime.

It is not a weakly prime, because it can be changed into another prime (55607513147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27803756588 + 27803756589.

It is an arithmetic number, because the mean of its divisors is an integer number (27803756589).

Almost surely, 2^55607513177 is an apocalyptic number.

It is an amenable number.

55607513177 is a deficient number, since it is larger than the sum of its proper divisors (1).

55607513177 is an equidigital number, since it uses as much as digits as its factorization.

55607513177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 771750, while the sum is 47.

The spelling of 55607513177 in words is "fifty-five billion, six hundred seven million, five hundred thirteen thousand, one hundred seventy-seven".