20141818020844 has 24 divisors (see below), whose sum is σ = 38602962835920. Its totient is φ = 9138660586944.

The previous prime is 20141818020799. The next prime is 20141818020979. The reversal of 20141818020844 is 44802081814102.

It is a super-2 number, since 2×20141818020844² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20141818020844.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3282561799 + ... + 3282567934.

It is an arithmetic number, because the mean of its divisors is an integer number (1608456784830).

Almost surely, 2^{20141818020844} is an apocalyptic number.

It is an amenable number.

20141818020844 is a deficient number, since it is larger than the sum of its proper divisors (18461144815076).

20141818020844 is a wasteful number, since it uses less digits than its factorization.

20141818020844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6565129809 (or 6565129807 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 43.

Adding to 20141818020844 its reverse (44802081814102), we get a palindrome (64943899834946).

The spelling of 20141818020844 in words is "twenty trillion, one hundred forty-one billion, eight hundred eighteen million, twenty thousand, eight hundred forty-four".