2125447668206 has 4 divisors (see below), whose sum is σ = 3188171502312. Its totient is φ = 1062723834102.

The previous prime is 2125447668203. The next prime is 2125447668283. The reversal of 2125447668206 is 6028667445212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125447668203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531361917050 + ... + 531361917053.

It is an arithmetic number, because the mean of its divisors is an integer number (797042875578).

Almost surely, 2^{2125447668206} is an apocalyptic number.

2125447668206 is a deficient number, since it is larger than the sum of its proper divisors (1062723834106).

2125447668206 is a wasteful number, since it uses less digits than its factorization.

2125447668206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062723834105.

The product of its (nonzero) digits is 7741440, while the sum is 53.

The spelling of 2125447668206 in words is "two trillion, one hundred twenty-five billion, four hundred forty-seven million, six hundred sixty-eight thousand, two hundred six".