16455603650 has 12 divisors (see below), whose sum is σ = 30607422882. Its totient is φ = 6582241440.

The previous prime is 16455603649. The next prime is 16455603701. The reversal of 16455603650 is 5630655461.

16455603650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 10245690841 + 6209912809 = 101221^2 + 78803^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16455603598 and 16455603607.

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 5 ways as a sum of consecutive naturals, for example, 164555987 + ... + 164556086.

Almost surely, 2^16455603650 is an apocalyptic number.

16455603650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16455603650 is a deficient number, since it is larger than the sum of its proper divisors (14151819232).

16455603650 is a wasteful number, since it uses less digits than its factorization.

16455603650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329112085 (or 329112080 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 16455603650 in words is "sixteen billion, four hundred fifty-five million, six hundred three thousand, six hundred fifty".