2186406341232 has 40 divisors (see below), whose sum is σ = 5768391204096. Its totient is φ = 713295685056.

The previous prime is 2186406341213. The next prime is 2186406341239. The reversal of 2186406341232 is 2321436046812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2186406341239) 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, 484573618 + ... + 484578129.

Almost surely, 2^{2186406341232} is an apocalyptic number.

It is an amenable number.

2186406341232 is an abundant number, since it is smaller than the sum of its proper divisors (3581984862864).

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

2186406341232 is a wasteful number, since it uses less digits than its factorization.

2186406341232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969151805 (or 969151799 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 2186406341232 in words is "two trillion, one hundred eighty-six billion, four hundred six million, three hundred forty-one thousand, two hundred thirty-two".