612288888894 has 24 divisors (see below), whose sum is σ = 1327705409160. Its totient is φ = 203930221968.

The previous prime is 612288888889. The next prime is 612288888907. The reversal of 612288888894 is 498888882216.

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 11 ways as a sum of consecutive naturals, for example, 13816792 + ... + 13861035.

It is an arithmetic number, because the mean of its divisors is an integer number (55321058715).

Almost surely, 2^612288888894 is an apocalyptic number.

612288888894 is an abundant number, since it is smaller than the sum of its proper divisors (715416520266).

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

612288888894 is a wasteful number, since it uses less digits than its factorization.

612288888894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27679064 (or 27679061 counting only the distinct ones).

The product of its digits is 226492416, while the sum is 72.

The spelling of 612288888894 in words is "six hundred twelve billion, two hundred eighty-eight million, eight hundred eighty-eight thousand, eight hundred ninety-four".