16455303225 has 48 divisors (see below), whose sum is σ = 31046048640. Its totient is φ = 8538955200.

The previous prime is 16455303211. The next prime is 16455303233. The reversal of 16455303225 is 52230355461.

16455303225 is a `hidden beast` number, since 1 + 645 + 5 + 3 + 0 + 3 + 2 + 2 + 5 = 666.

It is not a de Polignac number, because 16455303225 - 2⁷ = 16455303097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16455303225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 304461 + ... + 354410.

It is an arithmetic number, because the mean of its divisors is an integer number (646792680).

Almost surely, 2^16455303225 is an apocalyptic number.

16455303225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16455303225 is a deficient number, since it is larger than the sum of its proper divisors (14590745415).

16455303225 is a wasteful number, since it uses less digits than its factorization.

16455303225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658927 (or 658916 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 16455303225 its reverse (52230355461), we get a palindrome (68685658686).

The spelling of 16455303225 in words is "sixteen billion, four hundred fifty-five million, three hundred three thousand, two hundred twenty-five".