2205355524173 has 2 divisors, whose sum is σ = 2205355524174. Its totient is φ = 2205355524172.

The previous prime is 2205355524059. The next prime is 2205355524187. The reversal of 2205355524173 is 3714255535022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1302424172644 + 902931351529 = 1141238^2 + 950227^2 .

It is a cyclic number.

It is not a de Polignac number, because 2205355524173 - 2²² = 2205351329869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2205355526173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102677762086 + 1102677762087.

It is an arithmetic number, because the mean of its divisors is an integer number (1102677762087).

Almost surely, 2^{2205355524173} is an apocalyptic number.

It is an amenable number.

2205355524173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2205355524173 is an equidigital number, since it uses as much as digits as its factorization.

2205355524173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260000, while the sum is 44.

The spelling of 2205355524173 in words is "two trillion, two hundred five billion, three hundred fifty-five million, five hundred twenty-four thousand, one hundred seventy-three".