495999775 has 6 divisors (see below), whose sum is σ = 615039752. Its totient is φ = 396799800.

The previous prime is 495999743. The next prime is 495999781. The reversal of 495999775 is 577999594.

It is not a de Polignac number, because 495999775 - 2⁵ = 495999743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9919971 + ... + 9920020.

Almost surely, 2^495999775 is an apocalyptic number.

495999775 is a deficient number, since it is larger than the sum of its proper divisors (119039977).

495999775 is a wasteful number, since it uses less digits than its factorization.

495999775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19840001 (or 19839996 counting only the distinct ones).

The product of its digits is 32148900, while the sum is 64.

The square root of 495999775 is about 22271.0523999204. The cubic root of 495999775 is about 791.5782022418.

The spelling of 495999775 in words is "four hundred ninety-five million, nine hundred ninety-nine thousand, seven hundred seventy-five".