612211112216 has 32 divisors (see below), whose sum is σ = 1269404125200. Its totient is φ = 274465751040.

The previous prime is 612211112213. The next prime is 612211112221.

It is a happy number.

612211112216 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612211112213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47643881 + ... + 47656728.

Almost surely, 2^612211112216 is an apocalyptic number.

It is an amenable number.

612211112216 is an abundant number, since it is smaller than the sum of its proper divisors (657193012984).

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

612211112216 is a wasteful number, since it uses less digits than its factorization.

612211112216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95300699 (or 95300695 counting only the distinct ones).

The product of its digits is 576, while the sum is 26.

It can be divided in two parts, 612211 and 112216, that added together give a palindrome (724427).

The spelling of 612211112216 in words is "six hundred twelve billion, two hundred eleven million, one hundred twelve thousand, two hundred sixteen".