16055520 has 192 divisors, whose sum is σ = 56899584. Its totient is φ = 3778560.

The previous prime is 16055503. The next prime is 16055527. The reversal of 16055520 is 2555061.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16055527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193399 + ... + 193481.

It is an arithmetic number, because the mean of its divisors is an integer number (296352).

Almost surely, 2^16055520 is an apocalyptic number.

16055520 is a gapful number since it is divisible by the number (10) 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 16055520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28449792).

16055520 is an abundant number, since it is smaller than the sum of its proper divisors (40844064).

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

16055520 is a wasteful number, since it uses less digits than its factorization.

16055520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 16055520 is about 4006.9339899729. The cubic root of 16055520 is about 252.2753352395.

The spelling of 16055520 in words is "sixteen million, fifty-five thousand, five hundred twenty".