612230523612 has 48 divisors (see below), whose sum is σ = 1435145712000. Its totient is φ = 203134921920.

The previous prime is 612230523581. The next prime is 612230523617. The reversal of 612230523612 is 216325032216.

It is a happy number.

612230523612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612230523617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2263339 + ... + 2519357.

It is an arithmetic number, because the mean of its divisors is an integer number (29898869000).

Almost surely, 2^612230523612 is an apocalyptic number.

It is an amenable number.

612230523612 is an abundant number, since it is smaller than the sum of its proper divisors (822915188388).

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

612230523612 is a wasteful number, since it uses less digits than its factorization.

612230523612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256946 (or 256944 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 612230523612 its reverse (216325032216), we get a palindrome (828555555828).

The spelling of 612230523612 in words is "six hundred twelve billion, two hundred thirty million, five hundred twenty-three thousand, six hundred twelve".