16618411132 has 12 divisors (see below), whose sum is σ = 30792938400. Its totient is φ = 7820428736.

The previous prime is 16618411097. The next prime is 16618411133. The reversal of 16618411132 is 23111481661.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16618411133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122194132 + ... + 122194267.

It is an arithmetic number, because the mean of its divisors is an integer number (2566078200).

Almost surely, 2^16618411132 is an apocalyptic number.

It is an amenable number.

16618411132 is a deficient number, since it is larger than the sum of its proper divisors (14174527268).

16618411132 is a wasteful number, since it uses less digits than its factorization.

16618411132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244388420 (or 244388418 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

Adding to 16618411132 its reverse (23111481661), we get a palindrome (39729892793).

The spelling of 16618411132 in words is "sixteen billion, six hundred eighteen million, four hundred eleven thousand, one hundred thirty-two".