16555224204132 has 48 divisors (see below), whose sum is σ = 39013218844992. Its totient is φ = 5463504476800.

The previous prime is 16555224204083. The next prime is 16555224204173. The reversal of 16555224204132 is 23140242255561.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25405378 + ... + 26048870.

It is an arithmetic number, because the mean of its divisors is an integer number (812775392604).

Almost surely, 2^{16555224204132} is an apocalyptic number.

16555224204132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16555224204132 is an abundant number, since it is smaller than the sum of its proper divisors (22457994640860).

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

16555224204132 is a wasteful number, since it uses less digits than its factorization.

16555224204132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664828 (or 664826 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 42.

Adding to 16555224204132 its reverse (23140242255561), we get a palindrome (39695466459693).

The spelling of 16555224204132 in words is "sixteen trillion, five hundred fifty-five billion, two hundred twenty-four million, two hundred four thousand, one hundred thirty-two".