16724001345 has 64 divisors (see below), whose sum is σ = 28891779840. Its totient is φ = 8230699008.

The previous prime is 16724001227. The next prime is 16724001361. The reversal of 16724001345 is 54310042761.

It is not a de Polignac number, because 16724001345 - 2¹² = 16723997249 is a prime.

It is a Curzon number.

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 63 ways as a sum of consecutive naturals, for example, 2693014 + ... + 2699216.

It is an arithmetic number, because the mean of its divisors is an integer number (451434060).

Almost surely, 2^16724001345 is an apocalyptic number.

16724001345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16724001345 is a deficient number, since it is larger than the sum of its proper divisors (12167778495).

16724001345 is a wasteful number, since it uses less digits than its factorization.

16724001345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6434.

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 16724001345 in words is "sixteen billion, seven hundred twenty-four million, one thousand, three hundred forty-five".