254822135377 has 2 divisors, whose sum is σ = 254822135378. Its totient is φ = 254822135376.

The previous prime is 254822135363. The next prime is 254822135383. The reversal of 254822135377 is 773531228452.

254822135377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 254822030401 + 104976 = 504799^2 + 324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254822135377 is a prime.

It is a super-2 number, since 2×254822135377² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 254822135377.

It is not a weakly prime, because it can be changed into another prime (254822535377) 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, 127411067688 + 127411067689.

It is an arithmetic number, because the mean of its divisors is an integer number (127411067689).

Almost surely, 2^254822135377 is an apocalyptic number.

It is an amenable number.

254822135377 is a deficient number, since it is larger than the sum of its proper divisors (1).

254822135377 is an equidigital number, since it uses as much as digits as its factorization.

254822135377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2822400, while the sum is 49.

The spelling of 254822135377 in words is "two hundred fifty-four billion, eight hundred twenty-two million, one hundred thirty-five thousand, three hundred seventy-seven".