485771478 has 8 divisors (see below), whose sum is σ = 971542968. Its totient is φ = 161923824.

The previous prime is 485771467. The next prime is 485771479. The reversal of 485771478 is 874177584.

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

485771478 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 485771478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485771479) 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, 40480951 + ... + 40480962.

It is an arithmetic number, because the mean of its divisors is an integer number (121442871).

Almost surely, 2^485771478 is an apocalyptic number.

485771478 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.

485771478 is a wasteful number, since it uses less digits than its factorization.

485771478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80961918.

The product of its digits is 1756160, while the sum is 51.

The square root of 485771478 is about 22040.2240914198. The cubic root of 485771478 is about 786.0991690942.

The spelling of 485771478 in words is "four hundred eighty-five million, seven hundred seventy-one thousand, four hundred seventy-eight".