495565560 has 128 divisors (see below), whose sum is σ = 1887897600. Its totient is φ = 113270400.

The previous prime is 495565559. The next prime is 495565561. The reversal of 495565560 is 65565594.

495565560 is a `hidden beast` number, since 4 + 95 + 5 + 6 + 556 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (495565559) and next prime (495565561).

It is a super-2 number, since 2×495565560² = 491170448516227200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495565561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25216 + ... + 40335.

It is an arithmetic number, because the mean of its divisors is an integer number (14749200).

Almost surely, 2^495565560 is an apocalyptic number.

495565560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

495565560 is an abundant number, since it is smaller than the sum of its proper divisors (1392332040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

495565560 is a wasteful number, since it uses less digits than its factorization.

495565560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65578 (or 65568 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The square root of 495565560 is about 22261.3018487239. The cubic root of 495565560 is about 791.3471433481.

The spelling of 495565560 in words is "four hundred ninety-five million, five hundred sixty-five thousand, five hundred sixty".