254315464513447 has 2 divisors, whose sum is σ = 254315464513448. Its totient is φ = 254315464513446.

The previous prime is 254315464513433. The next prime is 254315464513471. The reversal of 254315464513447 is 744315464513452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 254315464513447 - 2¹⁹ = 254315463989159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 254315464513391 and 254315464513400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254315464513147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127157732256723 + 127157732256724.

It is an arithmetic number, because the mean of its divisors is an integer number (127157732256724).

Almost surely, 2^{254315464513447} is an apocalyptic number.

254315464513447 is a deficient number, since it is larger than the sum of its proper divisors (1).

254315464513447 is an equidigital number, since it uses as much as digits as its factorization.

254315464513447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768000, while the sum is 58.

The spelling of 254315464513447 in words is "two hundred fifty-four trillion, three hundred fifteen billion, four hundred sixty-four million, five hundred thirteen thousand, four hundred forty-seven".