2186422246812 has 12 divisors (see below), whose sum is σ = 5101651909256. Its totient is φ = 728807415600.

The previous prime is 2186422246787. The next prime is 2186422246817.

2186422246812 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2186422246817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91100926939 + ... + 91100926962.

Almost surely, 2^{2186422246812} is an apocalyptic number.

It is an amenable number.

2186422246812 is an abundant number, since it is smaller than the sum of its proper divisors (2915229662444).

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

2186422246812 is a wasteful number, since it uses less digits than its factorization.

2186422246812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182201853908 (or 182201853906 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 48.

The spelling of 2186422246812 in words is "two trillion, one hundred eighty-six billion, four hundred twenty-two million, two hundred forty-six thousand, eight hundred twelve".