254735368957 has 2 divisors, whose sum is σ = 254735368958. Its totient is φ = 254735368956.

The previous prime is 254735368933. The next prime is 254735368963. The reversal of 254735368957 is 759863537452.

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., 241030920601 + 13704448356 = 490949^2 + 117066^2 .

It is a cyclic number.

It is not a de Polignac number, because 254735368957 - 2⁷ = 254735368829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254735363957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127367684478 + 127367684479.

It is an arithmetic number, because the mean of its divisors is an integer number (127367684479).

Almost surely, 2^254735368957 is an apocalyptic number.

It is an amenable number.

254735368957 is a deficient number, since it is larger than the sum of its proper divisors (1).

254735368957 is an equidigital number, since it uses as much as digits as its factorization.

254735368957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512000, while the sum is 64.

The spelling of 254735368957 in words is "two hundred fifty-four billion, seven hundred thirty-five million, three hundred sixty-eight thousand, nine hundred fifty-seven".