495776988 has 36 divisors (see below), whose sum is σ = 1432245360. Its totient is φ = 141650496.

The previous prime is 495776977. The next prime is 495776989. The reversal of 495776988 is 889677594.

495776988 is a `hidden beast` number, since 495 + 7 + 7 + 69 + 88 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495776989) 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 11 ways as a sum of consecutive naturals, for example, 983433 + ... + 983936.

Almost surely, 2^495776988 is an apocalyptic number.

It is an amenable number.

495776988 is an abundant number, since it is smaller than the sum of its proper divisors (936468372).

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

495776988 is a wasteful number, since it uses less digits than its factorization.

495776988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967386 (or 1967381 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 63.

The square root of 495776988 is about 22266.0501212047. The cubic root of 495776988 is about 791.4596674141.

It can be divided in two parts, 49577 and 6988, that added together give a palindrome (56565).

The spelling of 495776988 in words is "four hundred ninety-five million, seven hundred seventy-six thousand, nine hundred eighty-eight".