493708827977 has 2 divisors, whose sum is σ = 493708827978. Its totient is φ = 493708827976.

The previous prime is 493708827973. The next prime is 493708828087. The reversal of 493708827977 is 779728807394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 362667723961 + 131041104016 = 602219^2 + 361996^2 .

It is a cyclic number.

It is not a de Polignac number, because 493708827977 - 2² = 493708827973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 493708827977.

It is not a weakly prime, because it can be changed into another prime (493708827973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246854413988 + 246854413989.

It is an arithmetic number, because the mean of its divisors is an integer number (246854413989).

Almost surely, 2^493708827977 is an apocalyptic number.

It is an amenable number.

493708827977 is a deficient number, since it is larger than the sum of its proper divisors (1).

493708827977 is an equidigital number, since it uses as much as digits as its factorization.

493708827977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 298722816, while the sum is 71.

The spelling of 493708827977 in words is "four hundred ninety-three billion, seven hundred eight million, eight hundred twenty-seven thousand, nine hundred seventy-seven".