3625642225166 has 32 divisors (see below), whose sum is σ = 5871770352000. Its totient is φ = 1669100251104.

The previous prime is 3625642225111. The next prime is 3625642225169. The reversal of 3625642225166 is 6615222465263.

It is a happy number.

3625642225166 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 (3625642225169) 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, 40256501 + ... + 40346463.

It is an arithmetic number, because the mean of its divisors is an integer number (183492823500).

Almost surely, 2^{3625642225166} is an apocalyptic number.

3625642225166 is a deficient number, since it is larger than the sum of its proper divisors (2246128126834).

3625642225166 is a wasteful number, since it uses less digits than its factorization.

3625642225166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93920.

The product of its digits is 6220800, while the sum is 50.

The spelling of 3625642225166 in words is "three trillion, six hundred twenty-five billion, six hundred forty-two million, two hundred twenty-five thousand, one hundred sixty-six".