555220610057 has 2 divisors, whose sum is σ = 555220610058. Its totient is φ = 555220610056.

The previous prime is 555220610047. The next prime is 555220610107. The reversal of 555220610057 is 750016022555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474857431801 + 80363178256 = 689099^2 + 283484^2 .

It is a cyclic number.

It is not a de Polignac number, because 555220610057 - 2²⁶ = 555153501193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 555220610057.

It is not a weakly prime, because it can be changed into another prime (555220610047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277610305028 + 277610305029.

It is an arithmetic number, because the mean of its divisors is an integer number (277610305029).

Almost surely, 2^555220610057 is an apocalyptic number.

It is an amenable number.

555220610057 is a deficient number, since it is larger than the sum of its proper divisors (1).

555220610057 is an equidigital number, since it uses as much as digits as its factorization.

555220610057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105000, while the sum is 38.

The spelling of 555220610057 in words is "five hundred fifty-five billion, two hundred twenty million, six hundred ten thousand, fifty-seven".