496777278 has 8 divisors (see below), whose sum is σ = 993554568. Its totient is φ = 165592424.

The previous prime is 496777271. The next prime is 496777289. The reversal of 496777278 is 872777694.

It is a happy number.

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

496777278 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496777271) 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, 41398101 + ... + 41398112.

It is an arithmetic number, because the mean of its divisors is an integer number (124194321).

Almost surely, 2^496777278 is an apocalyptic number.

496777278 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

496777278 is a wasteful number, since it uses less digits than its factorization.

496777278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82796218.

The product of its digits is 8297856, while the sum is 57.

The square root of 496777278 is about 22288.5010263140. The cubic root of 496777278 is about 791.9915983447.

The spelling of 496777278 in words is "four hundred ninety-six million, seven hundred seventy-seven thousand, two hundred seventy-eight".