481366777 has 4 divisors (see below), whose sum is σ = 481570660. Its totient is φ = 481162896.

The previous prime is 481366771. The next prime is 481366801. The reversal of 481366777 is 777663184.

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

It can be written as a sum of positive squares in 2 ways, for example, as 193182201 + 288184576 = 13899^2 + 16976^2 .

It is a cyclic number.

It is not a de Polignac number, because 481366777 - 2⁷ = 481366649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 481366777.

It is not an unprimeable number, because it can be changed into a prime (481366771) 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, 98358 + ... + 103135.

It is an arithmetic number, because the mean of its divisors is an integer number (120392665).

Almost surely, 2^481366777 is an apocalyptic number.

It is an amenable number.

481366777 is a deficient number, since it is larger than the sum of its proper divisors (203883).

481366777 is a wasteful number, since it uses less digits than its factorization.

481366777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203882.

The product of its digits is 1185408, while the sum is 49.

The square root of 481366777 is about 21940.0724018860. The cubic root of 481366777 is about 783.7159838448.

The spelling of 481366777 in words is "four hundred eighty-one million, three hundred sixty-six thousand, seven hundred seventy-seven".