495945995499 has 12 divisors (see below), whose sum is σ = 716374567896. Its totient is φ = 330626911392.

The previous prime is 495945995497. The next prime is 495945995521. The reversal of 495945995499 is 994599549594.

It is not a de Polignac number, because 495945995499 - 2¹ = 495945995497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (495945995497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 695479 + ... + 1214735.

It is an arithmetic number, because the mean of its divisors is an integer number (59697880658).

Almost surely, 2^495945995499 is an apocalyptic number.

495945995499 is a deficient number, since it is larger than the sum of its proper divisors (220428572397).

495945995499 is a wasteful number, since it uses less digits than its factorization.

495945995499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625386 (or 625383 counting only the distinct ones).

The product of its digits is 4251528000, while the sum is 81.

The spelling of 495945995499 in words is "four hundred ninety-five billion, nine hundred forty-five million, nine hundred ninety-five thousand, four hundred ninety-nine".