2998878677 has 2 divisors, whose sum is σ = 2998878678. Its totient is φ = 2998878676.

The previous prime is 2998878647. The next prime is 2998878679. The reversal of 2998878677 is 7768788992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2998767121 + 111556 = 54761^2 + 334^2 .

It is a cyclic number.

It is not a de Polignac number, because 2998878677 - 2¹² = 2998874581 is a prime.

Together with 2998878679, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2998878677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2998878679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1499439338 + 1499439339.

It is an arithmetic number, because the mean of its divisors is an integer number (1499439339).

Almost surely, 2^2998878677 is an apocalyptic number.

It is an amenable number.

2998878677 is a deficient number, since it is larger than the sum of its proper divisors (1).

2998878677 is an equidigital number, since it uses as much as digits as its factorization.

2998878677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170698752, while the sum is 71.

The square root of 2998878677 is about 54762.0185621385. The cubic root of 2998878677 is about 1442.0698559575.

The spelling of 2998878677 in words is "two billion, nine hundred ninety-eight million, eight hundred seventy-eight thousand, six hundred seventy-seven".