255030144181 has 2 divisors, whose sum is σ = 255030144182. Its totient is φ = 255030144180.

The previous prime is 255030144073. The next prime is 255030144199. The reversal of 255030144181 is 181441030552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253910171025 + 1119973156 = 503895^2 + 33466^2 .

It is a cyclic number.

It is not a de Polignac number, because 255030144181 - 2⁷ = 255030144053 is a prime.

It is a super-2 number, since 2×255030144181² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255030142181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127515072090 + 127515072091.

It is an arithmetic number, because the mean of its divisors is an integer number (127515072091).

Almost surely, 2^255030144181 is an apocalyptic number.

It is an amenable number.

255030144181 is a deficient number, since it is larger than the sum of its proper divisors (1).

255030144181 is an equidigital number, since it uses as much as digits as its factorization.

255030144181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 34.

The spelling of 255030144181 in words is "two hundred fifty-five billion, thirty million, one hundred forty-four thousand, one hundred eighty-one".