2185471746606 has 32 divisors (see below), whose sum is σ = 4561535697408. Its totient is φ = 696732870240.

The previous prime is 2185471746599. The next prime is 2185471746607. The reversal of 2185471746606 is 6066471745812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2185471746607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194160 + ... + 2099676.

It is an arithmetic number, because the mean of its divisors is an integer number (142547990544).

Almost surely, 2^{2185471746606} is an apocalyptic number.

2185471746606 is an abundant number, since it is smaller than the sum of its proper divisors (2376063950802).

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

2185471746606 is a wasteful number, since it uses less digits than its factorization.

2185471746606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913856.

The product of its (nonzero) digits is 13547520, while the sum is 57.

It can be divided in two parts, 218547 and 1746606, that added together give a triangular number (1965153 = T₁₉₈₂).

The spelling of 2185471746606 in words is "two trillion, one hundred eighty-five billion, four hundred seventy-one million, seven hundred forty-six thousand, six hundred six".