216601106612 has 24 divisors (see below), whose sum is σ = 417605382432. Its totient is φ = 97480244000.

The previous prime is 216601106597. The next prime is 216601106627.

216601106612 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (216601106597) and next prime (216601106627).

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, 24365618 + ... + 24374505.

It is an arithmetic number, because the mean of its divisors is an integer number (17400224268).

Almost surely, 2^216601106612 is an apocalyptic number.

216601106612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

216601106612 is a deficient number, since it is larger than the sum of its proper divisors (201004275820).

216601106612 is a wasteful number, since it uses less digits than its factorization.

216601106612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48740239 (or 48740237 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 216601106612 in words is "two hundred sixteen billion, six hundred one million, one hundred six thousand, six hundred twelve".