16163223603560 has 96 divisors (see below), whose sum is σ = 39991262711400. Its totient is φ = 5874986304000.

The previous prime is 16163223603529. The next prime is 16163223603563. The reversal of 16163223603560 is 6530632236161.

16163223603560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 14136592337956 + 2026631265604 = 3759866^2 + 1423598^2 .

It is a super-2 number, since 2×16163223603560² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (16163223603563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10452410 + ... + 11898710.

Almost surely, 2^{16163223603560} is an apocalyptic number.

16163223603560 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 16163223603560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19995631355700).

16163223603560 is an abundant number, since it is smaller than the sum of its proper divisors (23828039107840).

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

16163223603560 is a wasteful number, since it uses less digits than its factorization.

16163223603560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448643 (or 1448628 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 16163223603560 in words is "sixteen trillion, one hundred sixty-three billion, two hundred twenty-three million, six hundred three thousand, five hundred sixty".