488841860977 has 4 divisors (see below), whose sum is σ = 495538324900. Its totient is φ = 482145397056.

The previous prime is 488841860971. The next prime is 488841860999. The reversal of 488841860977 is 779068148884.

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 338155043121 + 150686817856 = 581511^2 + 388184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-488841860977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (488841860971) 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 in 3 ways as a sum of consecutive naturals, for example, 3348231852 + ... + 3348231997.

It is an arithmetic number, because the mean of its divisors is an integer number (123884581225).

Almost surely, 2^488841860977 is an apocalyptic number.

It is an amenable number.

488841860977 is a deficient number, since it is larger than the sum of its proper divisors (6696463923).

488841860977 is an equidigital number, since it uses as much as digits as its factorization.

488841860977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6696463922.

The product of its (nonzero) digits is 173408256, while the sum is 70.

The spelling of 488841860977 in words is "four hundred eighty-eight billion, eight hundred forty-one million, eight hundred sixty thousand, nine hundred seventy-seven".