612235532216 has 128 divisors (see below), whose sum is σ = 1440573672960. Its totient is φ = 236976230400.

The previous prime is 612235532201. The next prime is 612235532239.

612235532216 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 612235532216.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60059216 + ... + 60069408.

It is an arithmetic number, because the mean of its divisors is an integer number (11254481820).

Almost surely, 2^612235532216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612235532216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (720286836480).

612235532216 is an abundant number, since it is smaller than the sum of its proper divisors (828338140744).

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

612235532216 is a wasteful number, since it uses less digits than its factorization.

612235532216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10845 (or 10841 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The spelling of 612235532216 in words is "six hundred twelve billion, two hundred thirty-five million, five hundred thirty-two thousand, two hundred sixteen".