16020873216 has 336 divisors, whose sum is σ = 49070361600. Its totient is φ = 5028839424.

The previous prime is 16020873181. The next prime is 16020873223. The reversal of 16020873216 is 61237802061.

16020873216 is a `hidden beast` number, since 1 + 602 + 0 + 8 + 7 + 32 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126148545 + ... + 126148671.

Almost surely, 2^16020873216 is an apocalyptic number.

16020873216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16020873216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24535180800).

16020873216 is an abundant number, since it is smaller than the sum of its proper divisors (33049488384).

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

16020873216 is a wasteful number, since it uses less digits than its factorization.

16020873216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 16020873216 in words is "sixteen billion, twenty million, eight hundred seventy-three thousand, two hundred sixteen".