982771655 has 4 divisors (see below), whose sum is σ = 1179325992. Its totient is φ = 786217320.

The previous prime is 982771651. The next prime is 982771663. The reversal of 982771655 is 556177289.

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

It is not a de Polignac number, because 982771655 - 2² = 982771651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (982771651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98277161 + ... + 98277170.

It is an arithmetic number, because the mean of its divisors is an integer number (294831498).

Almost surely, 2^982771655 is an apocalyptic number.

982771655 is a deficient number, since it is larger than the sum of its proper divisors (196554337).

982771655 is a wasteful number, since it uses less digits than its factorization.

982771655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196554336.

The product of its digits is 1058400, while the sum is 50.

The square root of 982771655 is about 31349.1890644718. The cubic root of 982771655 is about 994.2239194630.

The spelling of 982771655 in words is "nine hundred eighty-two million, seven hundred seventy-one thousand, six hundred fifty-five".