612215652606 has 16 divisors (see below), whose sum is σ = 1224443941248. Its totient is φ = 204069778200.

The previous prime is 612215652563. The next prime is 612215652661. The reversal of 612215652606 is 606256512216.

It is a happy number.

612215652606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175311 + ... + 1120341.

It is an arithmetic number, because the mean of its divisors is an integer number (76527746328).

Almost surely, 2^612215652606 is an apocalyptic number.

612215652606 is an abundant number, since it is smaller than the sum of its proper divisors (612228288642).

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

612215652606 is a wasteful number, since it uses less digits than its factorization.

612215652606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053007.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 612215652606 in words is "six hundred twelve billion, two hundred fifteen million, six hundred fifty-two thousand, six hundred six".