2225171652170 has 16 divisors (see below), whose sum is σ = 4005413291880. Its totient is φ = 890045479104.

The previous prime is 2225171652167. The next prime is 2225171652211. The reversal of 2225171652170 is 712561715222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1170522756649 + 1054648895521 = 1081907^2 + 1026961^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2491865 + ... + 3264924.

Almost surely, 2^{2225171652170} is an apocalyptic number.

2225171652170 is a deficient number, since it is larger than the sum of its proper divisors (1780241639710).

2225171652170 is a wasteful number, since it uses less digits than its factorization.

2225171652170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5795449.

The product of its (nonzero) digits is 117600, while the sum is 41.

The spelling of 2225171652170 in words is "two trillion, two hundred twenty-five billion, one hundred seventy-one million, six hundred fifty-two thousand, one hundred seventy".