16445501112 has 16 divisors (see below), whose sum is σ = 41113752840. Its totient is φ = 5481833696.

The previous prime is 16445501099. The next prime is 16445501131. The reversal of 16445501112 is 21110554461.

It is a self number, because there is not a number n which added to its sum of digits gives 16445501112.

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 3 ways as a sum of consecutive naturals, for example, 342614583 + ... + 342614630.

Almost surely, 2^16445501112 is an apocalyptic number.

16445501112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16445501112 is an abundant number, since it is smaller than the sum of its proper divisors (24668251728).

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

16445501112 is a wasteful number, since it uses less digits than its factorization.

16445501112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685229222 (or 685229218 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

The spelling of 16445501112 in words is "sixteen billion, four hundred forty-five million, five hundred one thousand, one hundred twelve".