2255427134657 has 2 divisors, whose sum is σ = 2255427134658. Its totient is φ = 2255427134656.

The previous prime is 2255427134599. The next prime is 2255427134671. The reversal of 2255427134657 is 7564317245522.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1459350977296 + 796076157361 = 1208036^2 + 892231^2 .

It is a cyclic number.

It is not a de Polignac number, because 2255427134657 - 2¹⁶ = 2255427069121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2255427134599 and 2255427134608.

It is not a weakly prime, because it can be changed into another prime (2255427164657) 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, 1127713567328 + 1127713567329.

It is an arithmetic number, because the mean of its divisors is an integer number (1127713567329).

Almost surely, 2^{2255427134657} is an apocalyptic number.

It is an amenable number.

2255427134657 is a deficient number, since it is larger than the sum of its proper divisors (1).

2255427134657 is an equidigital number, since it uses as much as digits as its factorization.

2255427134657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112000, while the sum is 53.

The spelling of 2255427134657 in words is "two trillion, two hundred fifty-five billion, four hundred twenty-seven million, one hundred thirty-four thousand, six hundred fifty-seven".