254373459563 has 2 divisors, whose sum is σ = 254373459564. Its totient is φ = 254373459562.

The previous prime is 254373459521. The next prime is 254373459581. The reversal of 254373459563 is 365954373452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254373459563 - 2¹⁶ = 254373394027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 254373459499 and 254373459508.

It is not a weakly prime, because it can be changed into another prime (254373489563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127186729781 + 127186729782.

It is an arithmetic number, because the mean of its divisors is an integer number (127186729782).

Almost surely, 2^254373459563 is an apocalyptic number.

254373459563 is a deficient number, since it is larger than the sum of its proper divisors (1).

254373459563 is an equidigital number, since it uses as much as digits as its factorization.

254373459563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824000, while the sum is 56.

The spelling of 254373459563 in words is "two hundred fifty-four billion, three hundred seventy-three million, four hundred fifty-nine thousand, five hundred sixty-three".