495455865 has 16 divisors (see below), whose sum is σ = 820065600. Its totient is φ = 255131072.

The previous prime is 495455861. The next prime is 495455867. The reversal of 495455865 is 568554594.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 495455865 - 2² = 495455861 is a prime.

It is a super-4 number, since 4×495455865⁴ (a number of 36 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (495455861) 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, 569055 + ... + 569924.

It is an arithmetic number, because the mean of its divisors is an integer number (51254100).

Almost surely, 2^495455865 is an apocalyptic number.

It is an amenable number.

495455865 is a deficient number, since it is larger than the sum of its proper divisors (324609735).

495455865 is a wasteful number, since it uses less digits than its factorization.

495455865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139016.

The product of its digits is 4320000, while the sum is 51.

The square root of 495455865 is about 22258.8379076716. The cubic root of 495455865 is about 791.2887499772.

The spelling of 495455865 in words is "four hundred ninety-five million, four hundred fifty-five thousand, eight hundred sixty-five".