495661896 has 32 divisors (see below), whose sum is σ = 1376839200. Its totient is φ = 165220560.

The previous prime is 495661889. The next prime is 495661909. The reversal of 495661896 is 698166594.

It is a happy number.

495661896 is a `hidden beast` number, since 495 + 6 + 61 + 8 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147150 + ... + 1147581.

It is an arithmetic number, because the mean of its divisors is an integer number (43026225).

Almost surely, 2^495661896 is an apocalyptic number.

It is an amenable number.

495661896 is an abundant number, since it is smaller than the sum of its proper divisors (881177304).

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

495661896 is a wasteful number, since it uses less digits than its factorization.

495661896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294746 (or 2294736 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 495661896 is about 22263.4654984349. The cubic root of 495661896 is about 791.3984182853.

The spelling of 495661896 in words is "four hundred ninety-five million, six hundred sixty-one thousand, eight hundred ninety-six".