2618426866 has 32 divisors (see below), whose sum is σ = 4369777920. Its totient is φ = 1166734800.

The previous prime is 2618426843. The next prime is 2618426897. The reversal of 2618426866 is 6686248162.

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 15 ways as a sum of consecutive naturals, for example, 306805 + ... + 315223.

It is an arithmetic number, because the mean of its divisors is an integer number (136555560).

Almost surely, 2^2618426866 is an apocalyptic number.

2618426866 is a deficient number, since it is larger than the sum of its proper divisors (1751351054).

2618426866 is a wasteful number, since it uses less digits than its factorization.

2618426866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8710.

The product of its digits is 1327104, while the sum is 49.

The square root of 2618426866 is about 51170.5664029626. The cubic root of 2618426866 is about 1378.3097112888.

The spelling of 2618426866 in words is "two billion, six hundred eighteen million, four hundred twenty-six thousand, eight hundred sixty-six".