13625228205 has 48 divisors (see below), whose sum is σ = 23992113600. Its totient is φ = 7151595264.

The previous prime is 13625228203. The next prime is 13625228209. The reversal of 13625228205 is 50282252631.

It is a happy number.

13625228205 is a `hidden beast` number, since 1 + 3 + 625 + 2 + 2 + 8 + 20 + 5 = 666.

13625228205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13625228205 - 2¹ = 13625228203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13625228205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13625228203) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 6327409 + ... + 6329561.

It is an arithmetic number, because the mean of its divisors is an integer number (499835700).

Almost surely, 2^13625228205 is an apocalyptic number.

13625228205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13625228205 is a deficient number, since it is larger than the sum of its proper divisors (10366885395).

13625228205 is a wasteful number, since it uses less digits than its factorization.

13625228205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330 (or 4327 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 13625228205 in words is "thirteen billion, six hundred twenty-five million, two hundred twenty-eight thousand, two hundred five".