254265663469 has 2 divisors, whose sum is σ = 254265663470. Its totient is φ = 254265663468.

The previous prime is 254265663373. The next prime is 254265663523. The reversal of 254265663469 is 964366562452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129716666244 + 124548997225 = 360162^2 + 352915^2 .

It is a cyclic number.

It is not a de Polignac number, because 254265663469 - 2⁹ = 254265662957 is a prime.

It is a super-2 number, since 2×254265663469² (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 (254265633469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127132831734 + 127132831735.

It is an arithmetic number, because the mean of its divisors is an integer number (127132831735).

Almost surely, 2^254265663469 is an apocalyptic number.

It is an amenable number.

254265663469 is a deficient number, since it is larger than the sum of its proper divisors (1).

254265663469 is an equidigital number, since it uses as much as digits as its factorization.

254265663469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55987200, while the sum is 58.

The spelling of 254265663469 in words is "two hundred fifty-four billion, two hundred sixty-five million, six hundred sixty-three thousand, four hundred sixty-nine".