485413778 has 4 divisors (see below), whose sum is σ = 728120670. Its totient is φ = 242706888.

The previous prime is 485413771. The next prime is 485413807. The reversal of 485413778 is 877314584.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 360354289 + 125059489 = 18983^2 + 11183^2 .

It is not an unprimeable number, because it can be changed into a prime (485413771) 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 as a sum of consecutive naturals, namely, 121353443 + ... + 121353446.

Almost surely, 2^485413778 is an apocalyptic number.

485413778 is a deficient number, since it is larger than the sum of its proper divisors (242706892).

485413778 is a wasteful number, since it uses less digits than its factorization.

485413778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242706891.

The product of its digits is 752640, while the sum is 47.

The square root of 485413778 is about 22032.1078882616. The cubic root of 485413778 is about 785.9061725024.

The spelling of 485413778 in words is "four hundred eighty-five million, four hundred thirteen thousand, seven hundred seventy-eight".