18846628294 has 16 divisors (see below), whose sum is σ = 30447225648. Its totient is φ = 8697680352.

The previous prime is 18846628261. The next prime is 18846628303. The reversal of 18846628294 is 49282664881.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 362164 + ... + 410920.

It is an arithmetic number, because the mean of its divisors is an integer number (1902951603).

Almost surely, 2^18846628294 is an apocalyptic number.

18846628294 is a deficient number, since it is larger than the sum of its proper divisors (11600597354).

18846628294 is a wasteful number, since it uses less digits than its factorization.

18846628294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63639.

The product of its digits is 10616832, while the sum is 58.

The spelling of 18846628294 in words is "eighteen billion, eight hundred forty-six million, six hundred twenty-eight thousand, two hundred ninety-four".