495991486337 has 2 divisors, whose sum is σ = 495991486338. Its totient is φ = 495991486336.

The previous prime is 495991486321. The next prime is 495991486373. The reversal of 495991486337 is 733684199594.

Together with next prime (495991486373) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290128740496 + 205862745841 = 538636^2 + 453721^2 .

It is a cyclic number.

It is not a de Polignac number, because 495991486337 - 2⁴ = 495991486321 is a prime.

It is not a weakly prime, because it can be changed into another prime (495991486307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247995743168 + 247995743169.

It is an arithmetic number, because the mean of its divisors is an integer number (247995743169).

Almost surely, 2^495991486337 is an apocalyptic number.

It is an amenable number.

495991486337 is a deficient number, since it is larger than the sum of its proper divisors (1).

495991486337 is an equidigital number, since it uses as much as digits as its factorization.

495991486337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 176359680, while the sum is 68.

The spelling of 495991486337 in words is "four hundred ninety-five billion, nine hundred ninety-one million, four hundred eighty-six thousand, three hundred thirty-seven".