612394493216 has 48 divisors (see below), whose sum is σ = 1316781059328. Its totient is φ = 278038444800.

The previous prime is 612394493209. The next prime is 612394493219.

612394493216 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (612394493219) by changing a digit.

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, 704195 + ... + 1311746.

It is an arithmetic number, because the mean of its divisors is an integer number (27432938736).

Almost surely, 2^612394493216 is an apocalyptic number.

It is an amenable number.

612394493216 is an abundant number, since it is smaller than the sum of its proper divisors (704386566112).

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

612394493216 is a wasteful number, since it uses less digits than its factorization.

612394493216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016825 (or 2016817 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 50.

The spelling of 612394493216 in words is "six hundred twelve billion, three hundred ninety-four million, four hundred ninety-three thousand, two hundred sixteen".