16616468227530 has 16 divisors (see below), whose sum is σ = 39879523746144. Its totient is φ = 4431058194000.

The previous prime is 16616468227511. The next prime is 16616468227531. The reversal of 16616468227530 is 3572286461661.

It is a super-2 number, since 2×16616468227530² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16616468227531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276941137096 + ... + 276941137155.

It is an arithmetic number, because the mean of its divisors is an integer number (2492470234134).

Almost surely, 2^{16616468227530} is an apocalyptic number.

16616468227530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16616468227530 is an abundant number, since it is smaller than the sum of its proper divisors (23263055518614).

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

16616468227530 is a wasteful number, since it uses less digits than its factorization.

16616468227530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553882274261.

The product of its (nonzero) digits is 17418240, while the sum is 57.

The spelling of 16616468227530 in words is "sixteen trillion, six hundred sixteen billion, four hundred sixty-eight million, two hundred twenty-seven thousand, five hundred thirty".