495469228690 has 8 divisors (see below), whose sum is σ = 891844611660. Its totient is φ = 198187691472.

The previous prime is 495469228679. The next prime is 495469228691. The reversal of 495469228690 is 96822964594.

It can be written as a sum of positive squares in 2 ways, for example, as 481359827601 + 14109401089 = 693801^2 + 118783^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×495469228690² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (495469228691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24773461425 + ... + 24773461444.

Almost surely, 2^495469228690 is an apocalyptic number.

495469228690 is a deficient number, since it is larger than the sum of its proper divisors (396375382970).

495469228690 is a wasteful number, since it uses less digits than its factorization.

495469228690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49546922876.

The product of its (nonzero) digits is 67184640, while the sum is 64.

The spelling of 495469228690 in words is "four hundred ninety-five billion, four hundred sixty-nine million, two hundred twenty-eight thousand, six hundred ninety".