495523784447 has 2 divisors, whose sum is σ = 495523784448. Its totient is φ = 495523784446.

The previous prime is 495523784443. The next prime is 495523784471. The reversal of 495523784447 is 744487325594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 495523784447 - 2² = 495523784443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 495523784447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495523784443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247761892223 + 247761892224.

It is an arithmetic number, because the mean of its divisors is an integer number (247761892224).

Almost surely, 2^495523784447 is an apocalyptic number.

495523784447 is a deficient number, since it is larger than the sum of its proper divisors (1).

495523784447 is an equidigital number, since it uses as much as digits as its factorization.

495523784447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135475200, while the sum is 62.

The spelling of 495523784447 in words is "four hundred ninety-five billion, five hundred twenty-three million, seven hundred eighty-four thousand, four hundred forty-seven".