18414241382 has 4 divisors (see below), whose sum is σ = 27621362076. Its totient is φ = 9207120690.

The previous prime is 18414241357. The next prime is 18414241387. The reversal of 18414241382 is 28314241481.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×18414241382² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18414241387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4603560344 + ... + 4603560347.

It is an arithmetic number, because the mean of its divisors is an integer number (6905340519).

Almost surely, 2^18414241382 is an apocalyptic number.

18414241382 is a deficient number, since it is larger than the sum of its proper divisors (9207120694).

18414241382 is an equidigital number, since it uses as much as digits as its factorization.

18414241382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9207120693.

The product of its digits is 49152, while the sum is 38.

Subtracting 18414241382 from its reverse (28314241481), we obtain a palindrome (9900000099).

The spelling of 18414241382 in words is "eighteen billion, four hundred fourteen million, two hundred forty-one thousand, three hundred eighty-two".