16442206465256 has 32 divisors (see below), whose sum is σ = 36218846412000. Its totient is φ = 6898827887040.

The previous prime is 16442206465249. The next prime is 16442206465261. The reversal of 16442206465256 is 65256460224461.

It is a super-3 number, since 3×16442206465256³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 16442206465198 and 16442206465207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7186277906 + ... + 7186280193.

It is an arithmetic number, because the mean of its divisors is an integer number (1131838950375).

Almost surely, 2^{16442206465256} is an apocalyptic number.

It is an amenable number.

16442206465256 is an abundant number, since it is smaller than the sum of its proper divisors (19776639946744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16442206465256 is a wasteful number, since it uses less digits than its factorization.

16442206465256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14372558129 (or 14372558125 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 53.

The spelling of 16442206465256 in words is "sixteen trillion, four hundred forty-two billion, two hundred six million, four hundred sixty-five thousand, two hundred fifty-six".