495595059961 has 2 divisors, whose sum is σ = 495595059962. Its totient is φ = 495595059960.

The previous prime is 495595059913. The next prime is 495595060003. The reversal of 495595059961 is 169950595594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 433385222400 + 62209837561 = 658320^2 + 249419^2 .

It is a cyclic number.

It is not a de Polignac number, because 495595059961 - 2¹⁷ = 495594928889 is a prime.

It is a super-2 number, since 2×495595059961² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (495595059761) 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, 247797529980 + 247797529981.

It is an arithmetic number, because the mean of its divisors is an integer number (247797529981).

Almost surely, 2^495595059961 is an apocalyptic number.

It is an amenable number.

495595059961 is a deficient number, since it is larger than the sum of its proper divisors (1).

495595059961 is an equidigital number, since it uses as much as digits as its factorization.

495595059961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98415000, while the sum is 67.

The spelling of 495595059961 in words is "four hundred ninety-five billion, five hundred ninety-five million, fifty-nine thousand, nine hundred sixty-one".