16028238756705 has 64 divisors (see below), whose sum is σ = 29796914589696. Its totient is φ = 7205222880000.

The previous prime is 16028238756659. The next prime is 16028238756713. The reversal of 16028238756705 is 50765783282061.

It is not a de Polignac number, because 16028238756705 - 2⁹ = 16028238756193 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24730030 + ... + 25369880.

It is an arithmetic number, because the mean of its divisors is an integer number (465576790464).

Almost surely, 2^{16028238756705} is an apocalyptic number.

16028238756705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16028238756705 is a deficient number, since it is larger than the sum of its proper divisors (13768675832991).

16028238756705 is a wasteful number, since it uses less digits than its factorization.

16028238756705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643838.

The product of its (nonzero) digits is 33868800, while the sum is 60.

The spelling of 16028238756705 in words is "sixteen trillion, twenty-eight billion, two hundred thirty-eight million, seven hundred fifty-six thousand, seven hundred five".