16256916443120 has 20 divisors (see below), whose sum is σ = 37797330730440. Its totient is φ = 6502766577216.

The previous prime is 16256916443111. The next prime is 16256916443153. The reversal of 16256916443120 is 2134461965261.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-3 number, since 3×16256916443120³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101605727690 + ... + 101605727849.

It is an arithmetic number, because the mean of its divisors is an integer number (1889866536522).

Almost surely, 2^{16256916443120} is an apocalyptic number.

16256916443120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16256916443120 is an abundant number, since it is smaller than the sum of its proper divisors (21540414287320).

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

16256916443120 is a wasteful number, since it uses less digits than its factorization.

16256916443120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203211455552 (or 203211455546 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 16256916443120 in words is "sixteen trillion, two hundred fifty-six billion, nine hundred sixteen million, four hundred forty-three thousand, one hundred twenty".