2998989677 has 4 divisors (see below), whose sum is σ = 3062798016. Its totient is φ = 2935181340.

The previous prime is 2998989671. The next prime is 2998989689. The reversal of 2998989677 is 7769898992.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2998989677 - 2²⁸ = 2730554221 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 (2998989671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31904099 + ... + 31904192.

It is an arithmetic number, because the mean of its divisors is an integer number (765699504).

Almost surely, 2^2998989677 is an apocalyptic number.

It is an amenable number.

2998989677 is a deficient number, since it is larger than the sum of its proper divisors (63808339).

2998989677 is an equidigital number, since it uses as much as digits as its factorization.

2998989677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63808338.

The product of its digits is 246903552, while the sum is 74.

The square root of 2998989677 is about 54763.0320289153. The cubic root of 2998989677 is about 1442.0876479164.

The spelling of 2998989677 in words is "two billion, nine hundred ninety-eight million, nine hundred eighty-nine thousand, six hundred seventy-seven".