16555272317484 has 192 divisors, whose sum is σ = 40034750611968. Its totient is φ = 5322504499200.

The previous prime is 16555272317483. The next prime is 16555272317543. The reversal of 16555272317484 is 48471327255561.

It is not an unprimeable number, because it can be changed into a prime (16555272317483) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3019379407 + ... + 3019384889.

It is an arithmetic number, because the mean of its divisors is an integer number (208514326104).

Almost surely, 2^{16555272317484} is an apocalyptic number.

It is an amenable number.

16555272317484 is an abundant number, since it is smaller than the sum of its proper divisors (23479478294484).

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

16555272317484 is a wasteful number, since it uses less digits than its factorization.

16555272317484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6048 (or 6046 counting only the distinct ones).

The product of its digits is 56448000, while the sum is 60.

The spelling of 16555272317484 in words is "sixteen trillion, five hundred fifty-five billion, two hundred seventy-two million, three hundred seventeen thousand, four hundred eighty-four".