2678144982 has 32 divisors (see below), whose sum is σ = 5380086528. Its totient is φ = 888759456.

The previous prime is 2678144947. The next prime is 2678145053. The reversal of 2678144982 is 2894418762.

It is a super-2 number, since 2×2678144982² = 14344921089223560648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1734903 + ... + 1736445.

It is an arithmetic number, because the mean of its divisors is an integer number (168127704).

Almost surely, 2^2678144982 is an apocalyptic number.

2678144982 is an abundant number, since it is smaller than the sum of its proper divisors (2701941546).

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

2678144982 is a wasteful number, since it uses less digits than its factorization.

2678144982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2644.

The product of its digits is 1548288, while the sum is 51.

The square root of 2678144982 is about 51750.7969214002. The cubic root of 2678144982 is about 1388.7093556093.

The spelling of 2678144982 in words is "two billion, six hundred seventy-eight million, one hundred forty-four thousand, nine hundred eighty-two".