16454245321 has 8 divisors (see below), whose sum is σ = 16903073664. Its totient is φ = 16005633840.

The previous prime is 16454245307. The next prime is 16454245361. The reversal of 16454245321 is 12354245461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16454245321 - 2⁵ = 16454245289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16454245361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105966 + ... + 210088.

It is an arithmetic number, because the mean of its divisors is an integer number (2112884208).

Almost surely, 2^16454245321 is an apocalyptic number.

It is an amenable number.

16454245321 is a deficient number, since it is larger than the sum of its proper divisors (448828343).

16454245321 is a wasteful number, since it uses less digits than its factorization.

16454245321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108431.

The product of its digits is 115200, while the sum is 37.

The spelling of 16454245321 in words is "sixteen billion, four hundred fifty-four million, two hundred forty-five thousand, three hundred twenty-one".