2618241668 has 24 divisors (see below), whose sum is σ = 5239027584. Its totient is φ = 1121558400.

The previous prime is 2618241649. The next prime is 2618241671. The reversal of 2618241668 is 8661428162.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38873 + ... + 82143.

It is an arithmetic number, because the mean of its divisors is an integer number (218292816).

Almost surely, 2^2618241668 is an apocalyptic number.

2618241668 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2618241668 is an abundant number, since it is smaller than the sum of its proper divisors (2620785916).

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

2618241668 is a wasteful number, since it uses less digits than its factorization.

2618241668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45443 (or 45441 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 2618241668 is about 51168.7567564427. The cubic root of 2618241668 is about 1378.2772151587.

The spelling of 2618241668 in words is "two billion, six hundred eighteen million, two hundred forty-one thousand, six hundred sixty-eight".