16627206225 has 24 divisors (see below), whose sum is σ = 31417503040. Its totient is φ = 7601008320.

The previous prime is 16627206217. The next prime is 16627206227. The reversal of 16627206225 is 52260272661.

16627206225 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 16627206225 - 2³ = 16627206217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16627206227) 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 23 ways as a sum of consecutive naturals, for example, 15834910 + ... + 15835959.

Almost surely, 2^16627206225 is an apocalyptic number.

16627206225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16627206225 is a deficient number, since it is larger than the sum of its proper divisors (14790296815).

16627206225 is a wasteful number, since it uses less digits than its factorization.

16627206225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31670889 (or 31670884 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

Adding to 16627206225 its reverse (52260272661), we get a palindrome (68887478886).

The spelling of 16627206225 in words is "sixteen billion, six hundred twenty-seven million, two hundred six thousand, two hundred twenty-five".