2646200400216 has 32 divisors (see below), whose sum is σ = 6776854686000. Its totient is φ = 860552975360.

The previous prime is 2646200400211. The next prime is 2646200400229. The reversal of 2646200400216 is 6120040026462.

2646200400216 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 (2646200400211) 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, 1344613041 + ... + 1344615008.

Almost surely, 2^{2646200400216} is an apocalyptic number.

It is an amenable number.

2646200400216 is an abundant number, since it is smaller than the sum of its proper divisors (4130654285784).

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

2646200400216 is a wasteful number, since it uses less digits than its factorization.

2646200400216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689228099 (or 2689228095 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 2646200400216 its reverse (6120040026462), we get a palindrome (8766240426678).

The spelling of 2646200400216 in words is "two trillion, six hundred forty-six billion, two hundred million, four hundred thousand, two hundred sixteen".