2678984514 has 24 divisors (see below), whose sum is σ = 5883982572. Its totient is φ = 880761600.

The previous prime is 2678984513. The next prime is 2678984549. The reversal of 2678984514 is 4154898762.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2358753489 + 320231025 = 48567^2 + 17895^2 .

It is not an unprimeable number, because it can be changed into a prime (2678984513) 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 11 ways as a sum of consecutive naturals, for example, 1018087 + ... + 1020714.

Almost surely, 2^2678984514 is an apocalyptic number.

2678984514 is an abundant number, since it is smaller than the sum of its proper divisors (3204998058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2678984514 is a wasteful number, since it uses less digits than its factorization.

2678984514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038882 (or 2038879 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The square root of 2678984514 is about 51758.9075812077. The cubic root of 2678984514 is about 1388.8544490911.

The spelling of 2678984514 in words is "two billion, six hundred seventy-eight million, nine hundred eighty-four thousand, five hundred fourteen".