495295661 has 16 divisors (see below), whose sum is σ = 578439168. Its totient is φ = 415324800.

The previous prime is 495295657. The next prime is 495295681. The reversal of 495295661 is 166592594.

It is a cyclic number.

It is not a de Polignac number, because 495295661 - 2² = 495295657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495295601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78521 + ... + 84593.

It is an arithmetic number, because the mean of its divisors is an integer number (36152448).

Almost surely, 2^495295661 is an apocalyptic number.

It is an amenable number.

495295661 is a deficient number, since it is larger than the sum of its proper divisors (83143507).

495295661 is a wasteful number, since it uses less digits than its factorization.

495295661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6332.

The product of its digits is 583200, while the sum is 47.

The square root of 495295661 is about 22255.2389562548. The cubic root of 495295661 is about 791.2034539245.

The spelling of 495295661 in words is "four hundred ninety-five million, two hundred ninety-five thousand, six hundred sixty-one".