4898879989 has 2 divisors, whose sum is σ = 4898879990. Its totient is φ = 4898879988.

The previous prime is 4898879933. The next prime is 4898880001. The reversal of 4898879989 is 9899788984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4033520100 + 865359889 = 63510^2 + 29417^2 .

It is a cyclic number.

It is not a de Polignac number, because 4898879989 - 2²⁷ = 4764662261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4898879929) 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, 2449439994 + 2449439995.

It is an arithmetic number, because the mean of its divisors is an integer number (2449439995).

Almost surely, 2^4898879989 is an apocalyptic number.

It is an amenable number.

4898879989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4898879989 is an equidigital number, since it uses as much as digits as its factorization.

4898879989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 752467968, while the sum is 79.

The square root of 4898879989 is about 69991.9994642245. Note that the first 3 decimals coincide. The cubic root of 4898879989 is about 1698.3698316428.

The spelling of 4898879989 in words is "four billion, eight hundred ninety-eight million, eight hundred seventy-nine thousand, nine hundred eighty-nine".