16550567120 has 80 divisors (see below), whose sum is σ = 40533358080. Its totient is φ = 6267456000.

The previous prime is 16550567113. The next prime is 16550567123. The reversal of 16550567120 is 2176505561.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16550567123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2962730 + ... + 2968310.

It is an arithmetic number, because the mean of its divisors is an integer number (506666976).

Almost surely, 2^16550567120 is an apocalyptic number.

16550567120 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 16550567120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20266679040).

16550567120 is an abundant number, since it is smaller than the sum of its proper divisors (23982790960).

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

16550567120 is a wasteful number, since it uses less digits than its factorization.

16550567120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7564 (or 7558 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 38.

The spelling of 16550567120 in words is "sixteen billion, five hundred fifty million, five hundred sixty-seven thousand, one hundred twenty".