495245981047 has 2 divisors, whose sum is σ = 495245981048. Its totient is φ = 495245981046.

The previous prime is 495245981023. The next prime is 495245981081. The reversal of 495245981047 is 740189542594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 495245981047 - 2¹¹ = 495245978999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 495245980982 and 495245981000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495245981147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247622990523 + 247622990524.

It is an arithmetic number, because the mean of its divisors is an integer number (247622990524).

Almost surely, 2^495245981047 is an apocalyptic number.

495245981047 is a deficient number, since it is larger than the sum of its proper divisors (1).

495245981047 is an equidigital number, since it uses as much as digits as its factorization.

495245981047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14515200, while the sum is 58.

The spelling of 495245981047 in words is "four hundred ninety-five billion, two hundred forty-five million, nine hundred eighty-one thousand, forty-seven".