495544999 has 4 divisors (see below), whose sum is σ = 495612136. Its totient is φ = 495477864.

The previous prime is 495544993. The next prime is 495545021. The reversal of 495544999 is 999445594.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 495544999 - 2³ = 495544991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495544991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20904 + ... + 37789.

It is an arithmetic number, because the mean of its divisors is an integer number (123903034).

Almost surely, 2^495544999 is an apocalyptic number.

495544999 is a deficient number, since it is larger than the sum of its proper divisors (67137).

495544999 is an equidigital number, since it uses as much as digits as its factorization.

495544999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67136.

The product of its digits is 10497600, while the sum is 58.

The square root of 495544999 is about 22260.8400335657. The cubic root of 495544999 is about 791.3361988737.

The spelling of 495544999 in words is "four hundred ninety-five million, five hundred forty-four thousand, nine hundred ninety-nine".