16455521468 has 24 divisors (see below), whose sum is σ = 29331517824. Its totient is φ = 8076110000.

The previous prime is 16455521449. The next prime is 16455521479. The reversal of 16455521468 is 86412555461.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63158 + ... + 192093.

It is an arithmetic number, because the mean of its divisors is an integer number (1222146576).

Almost surely, 2^16455521468 is an apocalyptic number.

It is an amenable number.

16455521468 is a deficient number, since it is larger than the sum of its proper divisors (12875996356).

16455521468 is a wasteful number, since it uses less digits than its factorization.

16455521468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255553 (or 255551 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 47.

The spelling of 16455521468 in words is "sixteen billion, four hundred fifty-five million, five hundred twenty-one thousand, four hundred sixty-eight".